diff --git a/ansible/tasks/setup-postgres.yml b/ansible/tasks/setup-postgres.yml
index 28bf91489..44fb194ef 100644
--- a/ansible/tasks/setup-postgres.yml
+++ b/ansible/tasks/setup-postgres.yml
@@ -58,7 +58,7 @@
 
 - name: Postgres - configure
   shell:
-    cmd: CFLAGS='{{ cflags }} -ggdb -O0 -g -fno-omit-frame-pointer' LLVM_CONFIG=/usr/bin/llvm-config-11 CLANG=/usr/bin/clang-11 ./configure --enable-cassert --enable-debug --with-llvm --with-openssl --with-systemd --with-uuid=e2fs --exec-prefix=/usr/lib/postgresql --datarootdir=/var/lib/postgresql
+    cmd: CFLAGS='{{ cflags }}' LLVM_CONFIG=/usr/bin/llvm-config-11 CLANG=/usr/bin/clang-11 ./configure --with-llvm --with-openssl --with-systemd --with-uuid=e2fs --exec-prefix=/usr/lib/postgresql --datarootdir=/var/lib/postgresql
     chdir: /tmp/postgresql-{{ postgresql_release }}
 
 - name: Postgres - build
diff --git a/common.vars.json b/common.vars.json
index 491aaf7b6..dc9c4c671 100644
--- a/common.vars.json
+++ b/common.vars.json
@@ -1,3 +1,3 @@
 {
-  "postgres-version": "14.1.0.15-rc3"
+  "postgres-version": "14.1.0.15-rc4"
 }