diff --git a/bucket/oracle-instant-client-odbc.json b/bucket/oracle-instant-client-odbc.json
index 0aa695bf65..18be0c75d7 100644
--- a/bucket/oracle-instant-client-odbc.json
+++ b/bucket/oracle-instant-client-odbc.json
@@ -1,5 +1,5 @@
 {
-    "version": "21.3.0.0.0",
+    "version": "21.6.0.0.0",
     "description": "Additional libraries for enabling ODBC applications with Oracle Instant Client.",
     "homepage": "https://www.oracle.com/database/technologies/instant-client.html",
     "license": {
@@ -9,15 +9,15 @@
     "depends": "oracle-instant-client",
     "architecture": {
         "64bit": {
-            "url": "https://download.oracle.com/otn_software/nt/instantclient/213000/instantclient-odbc-windows.x64-21.3.0.0.0.zip",
-            "hash": "c9da97d3cdee82a01000e93f2e0d2f1d41c5f327d88b1ae98d52c5863b94f795"
+            "url": "https://download.oracle.com/otn_software/nt/instantclient/216000/instantclient-odbc-windows.x64-21.6.0.0.0dbru.zip",
+            "hash": "7702b45bc5e91cd9c3b2e3f5de79b3a1106966cb482326ca4676a0d517b1dedf"
         },
         "32bit": {
-            "url": "https://download.oracle.com/otn_software/nt/instantclient/213000/instantclient-odbc-nt-21.3.0.0.0.zip",
-            "hash": "75bf95c8eb20997760461badcbb4959de5336cf956c810749582bb503dad9c5b"
+            "url": "https://download.oracle.com/otn_software/nt/instantclient/216000/instantclient-odbc-nt-21.6.0.0.0dbru.zip",
+            "hash": "27175a03b70e75a10c395a8077ecff1958769e4894da6f22e369879f55601677"
         }
     },
-    "extract_dir": "instantclient_21_3",
+    "extract_dir": "instantclient_21_6",
     "pre_install": [
         "$instantclient = versiondir 'oracle-instant-client' 'current'",
         "Copy-Item -Path \"$dir\\*\" -Destination \"$instantclient\" -Force -Recurse | Out-Null"
@@ -36,10 +36,10 @@
     "autoupdate": {
         "architecture": {
             "64bit": {
-                "url": "https://download.oracle.com/otn_software/nt/instantclient/$cleanVersion/instantclient-odbc-windows.x64-$version.zip"
+                "url": "https://download.oracle.com/otn_software/nt/instantclient/$cleanVersion/instantclient-odbc-windows.x64-$versiondbru.zip"
             },
             "32bit": {
-                "url": "https://download.oracle.com/otn_software/nt/instantclient/$cleanVersion/instantclient-odbc-nt-$version.zip"
+                "url": "https://download.oracle.com/otn_software/nt/instantclient/$cleanVersion/instantclient-odbc-nt-$versiondbru.zip"
             }
         },
         "extract_dir": "instantclient_$majorVersion_$minorVersion"
diff --git a/bucket/oracle-instant-client-sdk.json b/bucket/oracle-instant-client-sdk.json
index 44342cd767..cd9fd305ef 100644
--- a/bucket/oracle-instant-client-sdk.json
+++ b/bucket/oracle-instant-client-sdk.json
@@ -1,5 +1,5 @@
 {
-    "version": "21.3.0.0.0",
+    "version": "21.6.0.0.0",
     "description": "Additional header files and an example makefile for developing Oracle applications with Instant Client.",
     "homepage": "https://www.oracle.com/database/technologies/instant-client.html",
     "license": {
@@ -9,15 +9,15 @@
     "depends": "oracle-instant-client",
     "architecture": {
         "64bit": {
-            "url": "https://download.oracle.com/otn_software/nt/instantclient/213000/instantclient-sdk-windows.x64-21.3.0.0.0.zip",
-            "hash": "b9173f20f8abdd5379ff5105b7ec7295b66c0f3c5d713d32bec60e73c18039c1"
+            "url": "https://download.oracle.com/otn_software/nt/instantclient/216000/instantclient-sdk-windows.x64-21.6.0.0.0dbru.zip",
+            "hash": "bdf5e826e5b17402f8bc3c1e92673ae0a3abe6750f7ba21f62cf4b5e67a5ce14"
         },
         "32bit": {
-            "url": "https://download.oracle.com/otn_software/nt/instantclient/213000/instantclient-sdk-nt-21.3.0.0.0.zip",
-            "hash": "60227bf6822bed57cf3dc44b03e75e4de8620a8891232a516edbaed329357461"
+            "url": "https://download.oracle.com/otn_software/nt/instantclient/216000/instantclient-sdk-nt-21.6.0.0.0dbru.zip",
+            "hash": "cb0b92f821ce1d547f314d4ed90d6ed287454442b9e8d4a0b8a8a7a40188876c"
         }
     },
-    "extract_dir": "instantclient_21_3",
+    "extract_dir": "instantclient_21_6",
     "pre_install": [
         "$instantclient = versiondir 'oracle-instant-client' 'current'",
         "Copy-Item -Path \"$dir\\*\" -Destination \"$instantclient\" -Force -Recurse | Out-Null"
@@ -36,10 +36,10 @@
     "autoupdate": {
         "architecture": {
             "64bit": {
-                "url": "https://download.oracle.com/otn_software/nt/instantclient/$cleanVersion/instantclient-sdk-windows.x64-$version.zip"
+                "url": "https://download.oracle.com/otn_software/nt/instantclient/$cleanVersion/instantclient-sdk-windows.x64-$versiondbru.zip"
             },
             "32bit": {
-                "url": "https://download.oracle.com/otn_software/nt/instantclient/$cleanVersion/instantclient-sdk-nt-$version.zip"
+                "url": "https://download.oracle.com/otn_software/nt/instantclient/$cleanVersion/instantclient-sdk-nt-$versiondbru.zip"
             }
         },
         "extract_dir": "instantclient_$majorVersion_$minorVersion"
diff --git a/bucket/oracle-instant-client.json b/bucket/oracle-instant-client.json
index 4d857a9237..cdd586ca36 100644
--- a/bucket/oracle-instant-client.json
+++ b/bucket/oracle-instant-client.json
@@ -1,5 +1,5 @@
 {
-    "version": "21.3.0.0.0",
+    "version": "21.6.0.0.0",
     "description": "Connect to a local or remote Oracle Database for development and production deployment.",
     "homepage": "https://www.oracle.com/database/technologies/instant-client.html",
     "license": {
@@ -8,16 +8,16 @@
     },
     "architecture": {
         "64bit": {
-            "url": "https://download.oracle.com/otn_software/nt/instantclient/213000/instantclient-basic-windows.x64-21.3.0.0.0.zip",
-            "hash": "78a1b680e03ae550d4e1c3bf9c4f9fc091d671baf933dcf645b19de508c4373b",
+            "url": "https://download.oracle.com/otn_software/nt/instantclient/216000/instantclient-basic-windows.x64-21.6.0.0.0dbru.zip",
+            "hash": "0a977e76ceed7fae926d0e9f60a02028137265adcdbbb64bddcd2c265b46f6c8",
             "env_set": {
                 "OCI_LIB64": "$dir",
                 "TNS_ADMIN": "$dir\\network\\admin"
             }
         },
         "32bit": {
-            "url": "https://download.oracle.com/otn_software/nt/instantclient/213000/instantclient-basic-nt-21.3.0.0.0.zip",
-            "hash": "b09a84179d3ad9024883ff409429c7327d62790058c0b933af11ffe1b3e065ad",
+            "url": "https://download.oracle.com/otn_software/nt/instantclient/216000/instantclient-basic-nt-21.6.0.0.0dbru.zip",
+            "hash": "8eed573cfc49ba57f70ea391c788315179fa394f6fcd6a74ebd991beba487c58",
             "env_set": {
                 "OCI_LIB32": "$dir",
                 "TNS_ADMIN": "$dir\\network\\admin"
@@ -27,7 +27,7 @@
     "suggest": {
         "Visual C++ Redistributable": "extras/vcredist2022"
     },
-    "extract_dir": "instantclient_21_3",
+    "extract_dir": "instantclient_21_6",
     "env_add_path": ".",
     "persist": "network\\admin",
     "checkver": {
@@ -38,10 +38,10 @@
     "autoupdate": {
         "architecture": {
             "64bit": {
-                "url": "https://download.oracle.com/otn_software/nt/instantclient/$cleanVersion/instantclient-basic-windows.x64-$version.zip"
+                "url": "https://download.oracle.com/otn_software/nt/instantclient/$cleanVersion/instantclient-basic-windows.x64-$versiondbru.zip"
             },
             "32bit": {
-                "url": "https://download.oracle.com/otn_software/nt/instantclient/$cleanVersion/instantclient-basic-nt-$version.zip"
+                "url": "https://download.oracle.com/otn_software/nt/instantclient/$cleanVersion/instantclient-basic-nt-$versiondbru.zip"
             }
         },
         "extract_dir": "instantclient_$majorVersion_$minorVersion"