diff --git a/3.8/alpine/Dockerfile b/3.8/alpine/Dockerfile
index b7cfc16..de4feaa 100644
--- a/3.8/alpine/Dockerfile
+++ b/3.8/alpine/Dockerfile
@@ -26,10 +26,10 @@ ENV OPENSSL_SOURCE_SHA256="aaf2fcb575cdf6491b98ab4829abf78a3dec8402b8b81efc8f23c
 # https://www.openssl.org/community/omc.html
 ENV OPENSSL_PGP_KEY_IDS="0x8657ABB260F056B1E5190839D9C4D26D0E604491 0x5B2545DAB21995F4088CEFAA36CEE4DEB00CFE33 0xED230BEC4D4F2518B9D7DF41F0DB4D21C1D35231 0xC1F33DD8CE1D4CC613AF14DA9195C48241FBF7DD 0x7953AC1FBC3DC8B3B292393ED5E9E43F7DF9EE8C 0xE5E52560DD91C556DDBDA5D02064C53641C25E5D"
 
-ENV OTP_VERSION 23.2.7
+ENV OTP_VERSION 23.3
 # TODO add PGP checking when the feature will be added to Erlang/OTP's build system
 # https://erlang.org/pipermail/erlang-questions/2019-January/097067.html
-ENV OTP_SOURCE_SHA256="31201e8b4af1c242eb613636cf29c0e6cc78c5702446f238f1b9715ac9aea06b"
+ENV OTP_SOURCE_SHA256="879bdfef750887a11c368fcf5df52b8a704d79e4ccbf83dee0f88ffdf3cff753"
 
 # Install dependencies required to build Erlang/OTP from source
 # https://erlang.org/doc/installation_guide/INSTALL.html
diff --git a/3.8/ubuntu/Dockerfile b/3.8/ubuntu/Dockerfile
index 3b81256..3aeec4e 100644
--- a/3.8/ubuntu/Dockerfile
+++ b/3.8/ubuntu/Dockerfile
@@ -29,10 +29,10 @@ ENV OPENSSL_SOURCE_SHA256="aaf2fcb575cdf6491b98ab4829abf78a3dec8402b8b81efc8f23c
 # https://www.openssl.org/community/omc.html
 ENV OPENSSL_PGP_KEY_IDS="0x8657ABB260F056B1E5190839D9C4D26D0E604491 0x5B2545DAB21995F4088CEFAA36CEE4DEB00CFE33 0xED230BEC4D4F2518B9D7DF41F0DB4D21C1D35231 0xC1F33DD8CE1D4CC613AF14DA9195C48241FBF7DD 0x7953AC1FBC3DC8B3B292393ED5E9E43F7DF9EE8C 0xE5E52560DD91C556DDBDA5D02064C53641C25E5D"
 
-ENV OTP_VERSION 23.2.7
+ENV OTP_VERSION 23.3
 # TODO add PGP checking when the feature will be added to Erlang/OTP's build system
 # https://erlang.org/pipermail/erlang-questions/2019-January/097067.html
-ENV OTP_SOURCE_SHA256="31201e8b4af1c242eb613636cf29c0e6cc78c5702446f238f1b9715ac9aea06b"
+ENV OTP_SOURCE_SHA256="879bdfef750887a11c368fcf5df52b8a704d79e4ccbf83dee0f88ffdf3cff753"
 
 # Install dependencies required to build Erlang/OTP from source
 # https://erlang.org/doc/installation_guide/INSTALL.html
diff --git a/versions.json b/versions.json
index 80fb800..399e4c4 100644
--- a/versions.json
+++ b/versions.json
@@ -5,8 +5,8 @@
       "version": "1.1.1j"
     },
     "otp": {
-      "sha256": "31201e8b4af1c242eb613636cf29c0e6cc78c5702446f238f1b9715ac9aea06b",
-      "version": "23.2.7"
+      "sha256": "879bdfef750887a11c368fcf5df52b8a704d79e4ccbf83dee0f88ffdf3cff753",
+      "version": "23.3"
     },
     "version": "3.8.14"
   },