diff --git a/builder/Dockerfile.centos-7 b/builder/Dockerfile.centos-7
index 9114277..2344c56 100644
--- a/builder/Dockerfile.centos-7
+++ b/builder/Dockerfile.centos-7
@@ -51,7 +51,8 @@ RUN yum -y update \
 RUN pip3 install awscli --upgrade --user && \
     ln -s /root/.local/bin/aws /usr/bin/aws
 
-RUN gem install ffi:1.12.2 fpm
+# Pin fpm for compatibility with Ruby < 2.3
+RUN gem install ffi:1.12.2 fpm:1.11.0
 
 RUN chmod 0777 /opt
 
diff --git a/builder/Dockerfile.opensuse-15 b/builder/Dockerfile.opensuse-15
index b0bccd0..037760c 100644
--- a/builder/Dockerfile.opensuse-15
+++ b/builder/Dockerfile.opensuse-15
@@ -66,7 +66,8 @@ RUN zypper --non-interactive --gpg-auto-import-keys -n install \
 
 RUN pip install awscli
 
-RUN gem install fpm && ln -s /usr/lib64/ruby/gems/2.5.0/gems/fpm-1.11.0/bin/fpm /bin/fpm
+RUN gem install fpm && \
+    ln -s /usr/bin/fpm.ruby2.5 /usr/local/bin/fpm
 
 RUN chmod 0777 /opt
 
diff --git a/builder/Dockerfile.opensuse-152 b/builder/Dockerfile.opensuse-152
index a9fa0a9..bfd91af 100644
--- a/builder/Dockerfile.opensuse-152
+++ b/builder/Dockerfile.opensuse-152
@@ -66,7 +66,8 @@ RUN zypper --non-interactive --gpg-auto-import-keys -n install \
 
 RUN pip install awscli
 
-RUN gem install fpm && ln -s /usr/lib64/ruby/gems/2.5.0/gems/fpm-1.11.0/bin/fpm /bin/fpm
+RUN gem install fpm && \
+    ln -s /usr/bin/fpm.ruby2.5 /usr/local/bin/fpm
 
 RUN chmod 0777 /opt
 
diff --git a/builder/Dockerfile.opensuse-42 b/builder/Dockerfile.opensuse-42
index 95a4150..f7f9435 100644
--- a/builder/Dockerfile.opensuse-42
+++ b/builder/Dockerfile.opensuse-42
@@ -66,7 +66,9 @@ RUN zypper --non-interactive --gpg-auto-import-keys -n install \
 
 RUN pip install awscli
 
-RUN gem install ffi:1.12.2 fpm && ln -s /usr/lib64/ruby/gems/2.1.0/gems/fpm-1.11.0/bin/fpm /bin/fpm
+# Pin fpm for compatibility with Ruby < 2.3
+RUN gem install ffi:1.12.2 fpm:1.11.0 && \
+    ln -s /usr/bin/fpm.ruby2.1 /usr/local/bin/fpm
 
 RUN chmod 0777 /opt