diff --git a/3.7-rc/alpine/Dockerfile b/3.7-rc/alpine/Dockerfile
index e26223f..0466cb5 100644
--- a/3.7-rc/alpine/Dockerfile
+++ b/3.7-rc/alpine/Dockerfile
@@ -1,5 +1,5 @@
 # Alpine Linux is not officially supported by the RabbitMQ team -- use at your own risk!
-FROM alpine:3.10
+FROM alpine:3.11
 
 RUN apk add --no-cache \
 # grab su-exec for easy step-down from root
@@ -22,10 +22,10 @@ ENV OPENSSL_SOURCE_SHA256="1e3a91bc1f9dfce01af26026f856e064eab4c8ee0a8f457b5ae30
 ENV OPENSSL_PGP_KEY_IDS="0x8657ABB260F056B1E5190839D9C4D26D0E604491 0x5B2545DAB21995F4088CEFAA36CEE4DEB00CFE33 0xED230BEC4D4F2518B9D7DF41F0DB4D21C1D35231 0xC1F33DD8CE1D4CC613AF14DA9195C48241FBF7DD 0x7953AC1FBC3DC8B3B292393ED5E9E43F7DF9EE8C 0xE5E52560DD91C556DDBDA5D02064C53641C25E5D"
 
 # Use the latest stable Erlang/OTP release (https://github.com/erlang/otp/tags)
-ENV OTP_VERSION 22.1.8
+ENV OTP_VERSION 22.2.1
 # TODO add PGP checking when the feature will be added to Erlang/OTP's build system
 # http://erlang.org/pipermail/erlang-questions/2019-January/097067.html
-ENV OTP_SOURCE_SHA256="7302be70cee2c33689bf2c2a3e7cfee597415d0fb3e4e71bd3e86bd1eff9cfdc"
+ENV OTP_SOURCE_SHA256="65ab58ce79181895afc66716cc735a0ada4a3b705a525407d7e1d4c5deb95e72"
 
 # Install dependencies required to build Erlang/OTP from source
 # http://erlang.org/doc/installation_guide/INSTALL.html
diff --git a/3.7-rc/ubuntu/Dockerfile b/3.7-rc/ubuntu/Dockerfile
index 7345fc2..e8ba08a 100644
--- a/3.7-rc/ubuntu/Dockerfile
+++ b/3.7-rc/ubuntu/Dockerfile
@@ -25,10 +25,10 @@ ENV OPENSSL_SOURCE_SHA256="1e3a91bc1f9dfce01af26026f856e064eab4c8ee0a8f457b5ae30
 ENV OPENSSL_PGP_KEY_IDS="0x8657ABB260F056B1E5190839D9C4D26D0E604491 0x5B2545DAB21995F4088CEFAA36CEE4DEB00CFE33 0xED230BEC4D4F2518B9D7DF41F0DB4D21C1D35231 0xC1F33DD8CE1D4CC613AF14DA9195C48241FBF7DD 0x7953AC1FBC3DC8B3B292393ED5E9E43F7DF9EE8C 0xE5E52560DD91C556DDBDA5D02064C53641C25E5D"
 
 # Use the latest stable Erlang/OTP release (https://github.com/erlang/otp/tags)
-ENV OTP_VERSION 22.1.8
+ENV OTP_VERSION 22.2.1
 # TODO add PGP checking when the feature will be added to Erlang/OTP's build system
 # http://erlang.org/pipermail/erlang-questions/2019-January/097067.html
-ENV OTP_SOURCE_SHA256="7302be70cee2c33689bf2c2a3e7cfee597415d0fb3e4e71bd3e86bd1eff9cfdc"
+ENV OTP_SOURCE_SHA256="65ab58ce79181895afc66716cc735a0ada4a3b705a525407d7e1d4c5deb95e72"
 
 # Install dependencies required to build Erlang/OTP from source
 # http://erlang.org/doc/installation_guide/INSTALL.html
diff --git a/3.7/alpine/Dockerfile b/3.7/alpine/Dockerfile
index d0f35d1..86ee2f2 100644
--- a/3.7/alpine/Dockerfile
+++ b/3.7/alpine/Dockerfile
@@ -1,5 +1,5 @@
 # Alpine Linux is not officially supported by the RabbitMQ team -- use at your own risk!
-FROM alpine:3.10
+FROM alpine:3.11
 
 RUN apk add --no-cache \
 # grab su-exec for easy step-down from root
diff --git a/3.8-rc/alpine/Dockerfile b/3.8-rc/alpine/Dockerfile
index 130d38c..4d14edd 100644
--- a/3.8-rc/alpine/Dockerfile
+++ b/3.8-rc/alpine/Dockerfile
@@ -1,5 +1,5 @@
 # Alpine Linux is not officially supported by the RabbitMQ team -- use at your own risk!
-FROM alpine:3.10
+FROM alpine:3.11
 
 RUN apk add --no-cache \
 # grab su-exec for easy step-down from root
@@ -22,10 +22,10 @@ ENV OPENSSL_SOURCE_SHA256="1e3a91bc1f9dfce01af26026f856e064eab4c8ee0a8f457b5ae30
 ENV OPENSSL_PGP_KEY_IDS="0x8657ABB260F056B1E5190839D9C4D26D0E604491 0x5B2545DAB21995F4088CEFAA36CEE4DEB00CFE33 0xED230BEC4D4F2518B9D7DF41F0DB4D21C1D35231 0xC1F33DD8CE1D4CC613AF14DA9195C48241FBF7DD 0x7953AC1FBC3DC8B3B292393ED5E9E43F7DF9EE8C 0xE5E52560DD91C556DDBDA5D02064C53641C25E5D"
 
 # Use the latest stable Erlang/OTP release (https://github.com/erlang/otp/tags)
-ENV OTP_VERSION 22.1.8
+ENV OTP_VERSION 22.2.1
 # TODO add PGP checking when the feature will be added to Erlang/OTP's build system
 # http://erlang.org/pipermail/erlang-questions/2019-January/097067.html
-ENV OTP_SOURCE_SHA256="7302be70cee2c33689bf2c2a3e7cfee597415d0fb3e4e71bd3e86bd1eff9cfdc"
+ENV OTP_SOURCE_SHA256="65ab58ce79181895afc66716cc735a0ada4a3b705a525407d7e1d4c5deb95e72"
 
 # Install dependencies required to build Erlang/OTP from source
 # http://erlang.org/doc/installation_guide/INSTALL.html
diff --git a/3.8-rc/ubuntu/Dockerfile b/3.8-rc/ubuntu/Dockerfile
index 056b6b0..8c0527d 100644
--- a/3.8-rc/ubuntu/Dockerfile
+++ b/3.8-rc/ubuntu/Dockerfile
@@ -25,10 +25,10 @@ ENV OPENSSL_SOURCE_SHA256="1e3a91bc1f9dfce01af26026f856e064eab4c8ee0a8f457b5ae30
 ENV OPENSSL_PGP_KEY_IDS="0x8657ABB260F056B1E5190839D9C4D26D0E604491 0x5B2545DAB21995F4088CEFAA36CEE4DEB00CFE33 0xED230BEC4D4F2518B9D7DF41F0DB4D21C1D35231 0xC1F33DD8CE1D4CC613AF14DA9195C48241FBF7DD 0x7953AC1FBC3DC8B3B292393ED5E9E43F7DF9EE8C 0xE5E52560DD91C556DDBDA5D02064C53641C25E5D"
 
 # Use the latest stable Erlang/OTP release (https://github.com/erlang/otp/tags)
-ENV OTP_VERSION 22.1.8
+ENV OTP_VERSION 22.2.1
 # TODO add PGP checking when the feature will be added to Erlang/OTP's build system
 # http://erlang.org/pipermail/erlang-questions/2019-January/097067.html
-ENV OTP_SOURCE_SHA256="7302be70cee2c33689bf2c2a3e7cfee597415d0fb3e4e71bd3e86bd1eff9cfdc"
+ENV OTP_SOURCE_SHA256="65ab58ce79181895afc66716cc735a0ada4a3b705a525407d7e1d4c5deb95e72"
 
 # Install dependencies required to build Erlang/OTP from source
 # http://erlang.org/doc/installation_guide/INSTALL.html
diff --git a/3.8/alpine/Dockerfile b/3.8/alpine/Dockerfile
index 9542215..ba663ee 100644
--- a/3.8/alpine/Dockerfile
+++ b/3.8/alpine/Dockerfile
@@ -1,5 +1,5 @@
 # Alpine Linux is not officially supported by the RabbitMQ team -- use at your own risk!
-FROM alpine:3.10
+FROM alpine:3.11
 
 RUN apk add --no-cache \
 # grab su-exec for easy step-down from root
diff --git a/Dockerfile-alpine.template b/Dockerfile-alpine.template
index 9ac51cf..0e0fbc9 100644
--- a/Dockerfile-alpine.template
+++ b/Dockerfile-alpine.template
@@ -1,5 +1,5 @@
 # Alpine Linux is not officially supported by the RabbitMQ team -- use at your own risk!
-FROM alpine:3.10
+FROM alpine:3.11
 
 RUN apk add --no-cache \
 # grab su-exec for easy step-down from root