diff --git a/builder/dockerfile.opensuse_15.barebones.rpm.test b/builder/dockerfile.opensuse_15.barebones.rpm.test
index 37efde3..c1efe13 100644
--- a/builder/dockerfile.opensuse_15.barebones.rpm.test
+++ b/builder/dockerfile.opensuse_15.barebones.rpm.test
@@ -1,4 +1,4 @@
-FROM opensuse/leap:15
+FROM opensuse/leap:15.3
 
 # base tools
 RUN zypper -n install -y \
diff --git a/builder/dockerfile.opensuse_15.build b/builder/dockerfile.opensuse_15.build
index e0840dc..b3d5e56 100644
--- a/builder/dockerfile.opensuse_15.build
+++ b/builder/dockerfile.opensuse_15.build
@@ -1,4 +1,4 @@
-FROM opensuse/leap:15
+FROM opensuse/leap:15.3
 
 ENV KASMVNC_BUILD_OS opensuse
 ENV KASMVNC_BUILD_OS_CODENAME 15
diff --git a/builder/dockerfile.opensuse_15.rpm.build b/builder/dockerfile.opensuse_15.rpm.build
index 9cfe154..b074784 100644
--- a/builder/dockerfile.opensuse_15.rpm.build
+++ b/builder/dockerfile.opensuse_15.rpm.build
@@ -1,4 +1,4 @@
-FROM opensuse/leap:15
+FROM opensuse/leap:15.3
 
 ENV KASMVNC_BUILD_OS opensuse
 ENV KASMVNC_BUILD_OS_CODENAME 15