diff --git a/CHANGES/519.bugfix b/CHANGES/519.bugfix
new file mode 100644
index 00000000..4ad69757
--- /dev/null
+++ b/CHANGES/519.bugfix
@@ -0,0 +1 @@
+Fixed the `No pinentry` error when configuring signed services.
diff --git a/images/Containerfile.core.base b/images/Containerfile.core.base
index 8ba7ea3f..93d2bfff 100644
--- a/images/Containerfile.core.base
+++ b/images/Containerfile.core.base
@@ -62,6 +62,7 @@ RUN dnf -y install python38 python38-cryptography python38-devel && \
     dnf -y install podman && \
     dnf -y install sudo && \
     dnf -y install zstd && \
+    dnf -y install pinentry && \
     dnf clean all
 
 # Needed to prevent the wrong version of cryptography from being installed,