diff --git a/scripts/custom-docker-build b/scripts/custom-docker-build
index 0875559..e67c753 100755
--- a/scripts/custom-docker-build
+++ b/scripts/custom-docker-build
@@ -7,21 +7,13 @@ source scripts/build-helpers.sh
 
 function print_golang_args() {
     case "$1" in
-        1.12)
-            INSTALL_GOLANG_VERSION=1.12.13
-            GOLANG_DOWNLOAD_SHA256=da036454cb3353f9f507f0ceed4048feac611065e4e1818b434365eb32ac9bdc
-            ;;
-        1.13)
-            INSTALL_GOLANG_VERSION=1.13.4
-            GOLANG_DOWNLOAD_SHA256=692d17071736f74be04a72a06dab9cac1cd759377bd85316e52b2227604c004c
-            ;;
         1.14)
-            INSTALL_GOLANG_VERSION=1.14.1
-            GOLANG_DOWNLOAD_SHA256=2f49eb17ce8b48c680cdb166ffd7389702c0dec6effa090c324804a5cac8a7f8
+            INSTALL_GOLANG_VERSION=1.14.15
+            GOLANG_DOWNLOAD_SHA256=c64a57b374a81f7cf1408d2c410a28c6f142414f1ffa9d1062de1d653b0ae0d6
             ;;
         1.15)
-            INSTALL_GOLANG_VERSION=1.15.5
-            GOLANG_DOWNLOAD_SHA256=9a58494e8da722c3aef248c9227b0e9c528c7318309827780f16220998180a0d
+            INSTALL_GOLANG_VERSION=1.15.10
+            GOLANG_DOWNLOAD_SHA256=4aa1267517df32f2bf1cc3d55dfc27d0c6b2c2b0989449c96dd19273ccca051d
             ;;
         *) echo "Unknown golang version $1"; exit 1;
     esac