diff --git a/docker/env.Dockerfile b/docker/env.Dockerfile
index af126a7e..22f2b888 100644
--- a/docker/env.Dockerfile
+++ b/docker/env.Dockerfile
@@ -5,5 +5,4 @@ RUN dnf install -y \
     clang \
     cmake \
     lapack-devel  \
-    openblas-devel \
-    parallel
+    openblas-devel
diff --git a/docker/prod.Dockerfile b/docker/prod.Dockerfile
index 4e8d7480..e5251a1f 100644
--- a/docker/prod.Dockerfile
+++ b/docker/prod.Dockerfile
@@ -14,8 +14,7 @@ FROM fedora:38 AS runner
 RUN dnf install -y \
     lapack  \
     openblas-serial  \
-    libomp \
-    parallel
+    libomp
 
 COPY --from=builder /app/build/qsyn /usr/local/bin/qsyn