diff --git a/crt/aws-crt-cpp b/crt/aws-crt-cpp
index 281a7caff7e..b5577fa39c3 160000
--- a/crt/aws-crt-cpp
+++ b/crt/aws-crt-cpp
@@ -1 +1 @@
-Subproject commit 281a7caff7e10f68a5422d8fca8acf0b48e4215f
+Subproject commit b5577fa39c3a11f09c06db10ac6eaaca3910cbe2
diff --git a/prefetch_crt_dependency.sh b/prefetch_crt_dependency.sh
index 9fa5c92824a..18c04d9acd0 100755
--- a/prefetch_crt_dependency.sh
+++ b/prefetch_crt_dependency.sh
@@ -3,21 +3,21 @@
 # SPDX-License-Identifier: Apache-2.0.
 
 CRT_URI_PREFIX=https://codeload.github.com/awslabs
-CRT_URI=${CRT_URI_PREFIX}/aws-crt-cpp/zip/281a7caff7e10f68a5422d8fca8acf0b48e4215f  # v0.29.3
+CRT_URI=${CRT_URI_PREFIX}/aws-crt-cpp/zip/b5577fa39c3a11f09c06db10ac6eaaca3910cbe2  # v0.29.7
 
 AWS_C_AUTH_URI=${CRT_URI_PREFIX}/aws-c-auth/zip/3982bd75fea74efd8f9b462b27fedd4599db4f53  # v0.8.0
-AWS_C_CAL_URI=${CRT_URI_PREFIX}/aws-c-cal/zip/656762aefbee2bc8f509cb23cd107abff20a72bb  # v0.8.0
-AWS_C_COMMON_URI=${CRT_URI_PREFIX}/aws-c-common/zip/f41b772f0de9454a4e7a65750b58c2379533bbf1  # v0.10.0
+AWS_C_CAL_URI=${CRT_URI_PREFIX}/aws-c-cal/zip/fbbe2612a3385d1ded02a52d20ad7fd2da4501f4  # v0.8.1
+AWS_C_COMMON_URI=${CRT_URI_PREFIX}/aws-c-common/zip/fadfef492042ae53387d4369a6de652c930a5be4  # v0.10.5
 AWS_C_COMPRESSION_URI=${CRT_URI_PREFIX}/aws-c-compression/zip/c6c1191e525e5aa6ead9e1afc392e35d3b50331e  # v0.3.0
 AWS_C_EVENT_STREAM_URI=${CRT_URI_PREFIX}/aws-c-event-stream/zip/d2dcc9344dae24de320866045d85166d8a91a0d1  # v0.5.0
-AWS_C_HTTP_URI=${CRT_URI_PREFIX}/aws-c-http/zip/74b3a0dd1396b72f701c8bdf24e5c6f41e52cf87  # v0.9.0
-AWS_C_IO_URI=${CRT_URI_PREFIX}/aws-c-io/zip/e247ef89cdf170cadcb4c665fb0146e82cd6e135  # v0.15.1
+AWS_C_HTTP_URI=${CRT_URI_PREFIX}/aws-c-http/zip/fc3eded2465c37d07fd9cc15e9b5b011224c9c9a  # v0.9.2
+AWS_C_IO_URI=${CRT_URI_PREFIX}/aws-c-io/zip/fcb38c804364dd627c335da752a99a125a88f6e9  # v0.15.3
 AWS_C_MQTT_URI=${CRT_URI_PREFIX}/aws-c-mqtt/zip/627c3334e52021aa8d5772b6ca076884610f3219  # v0.11.0
-AWS_C_S3_URI=${CRT_URI_PREFIX}/aws-c-s3/zip/8c1969bce5bfe0e063cbc719182dbe344342b880  # v0.7.0
-AWS_C_SDKUTILS_URI=${CRT_URI_PREFIX}/aws-c-sdkutils/zip/0818f28ee436b892f09fbe8e3a6ae37ff40e9436  # v0.2.0
-AWS_CHECKSUMS_URI=${CRT_URI_PREFIX}/aws-checksums/zip/0d2f5521f61215f38f791d106ae304402208112d  # v0.2.0
-AWS_LC_URI=${CRT_URI_PREFIX}/aws-lc/zip/8ffe277c21915ca82dc78a3bdc6a92e10c284b92  # v1.37.0
-S2N_URI=${CRT_URI_PREFIX}/s2n/zip/9f4baecc753d6fe01c13e4f422d2e327c64d06b8  # v1.5.7
+AWS_C_S3_URI=${CRT_URI_PREFIX}/aws-c-s3/zip/337155f6c07d39e61234e705ed6e58c31d4841eb  # v0.7.5
+AWS_C_SDKUTILS_URI=${CRT_URI_PREFIX}/aws-c-sdkutils/zip/ce09f79768653dbdc810fc14cad8685dd90acba1  # v0.2.1
+AWS_CHECKSUMS_URI=${CRT_URI_PREFIX}/aws-checksums/zip/3e4101b9f85a2c090774d27ae2131fca1082f522  # v0.2.2
+AWS_LC_URI=${CRT_URI_PREFIX}/aws-lc/zip/59828538a790094113eacd5dd23d01be2885b36a  # v1.40.0
+S2N_URI=${CRT_URI_PREFIX}/s2n/zip/493b77167dc367c394de23cfe78a029298e2a254  # v1.5.9
 
 
 echo "Removing CRT"