diff --git a/php-80/Dockerfile b/php-80/Dockerfile
index ce2d1a43..ab523319 100644
--- a/php-80/Dockerfile
+++ b/php-80/Dockerfile
@@ -315,7 +315,7 @@ RUN make install
 #   - OpenSSL
 # Needed by:
 #   - php
-ENV VERSION_POSTGRES=15.4
+ENV VERSION_POSTGRES=15.5
 ENV POSTGRES_BUILD_DIR=${BUILD_DIR}/postgres
 RUN set -xe; \
     mkdir -p ${POSTGRES_BUILD_DIR}/bin; \
diff --git a/php-81/Dockerfile b/php-81/Dockerfile
index 3ef0bd60..fb2acdfe 100644
--- a/php-81/Dockerfile
+++ b/php-81/Dockerfile
@@ -316,7 +316,7 @@ RUN make install
 #   - OpenSSL
 # Needed by:
 #   - php
-ENV VERSION_POSTGRES=15.4
+ENV VERSION_POSTGRES=15.5
 ENV POSTGRES_BUILD_DIR=${BUILD_DIR}/postgres
 RUN set -xe; \
     mkdir -p ${POSTGRES_BUILD_DIR}/bin; \
diff --git a/php-82/Dockerfile b/php-82/Dockerfile
index d74cedf7..f26c9178 100644
--- a/php-82/Dockerfile
+++ b/php-82/Dockerfile
@@ -316,7 +316,7 @@ RUN make install
 #   - OpenSSL
 # Needed by:
 #   - php
-ENV VERSION_POSTGRES=15.4
+ENV VERSION_POSTGRES=15.5
 ENV POSTGRES_BUILD_DIR=${BUILD_DIR}/postgres
 RUN set -xe; \
     mkdir -p ${POSTGRES_BUILD_DIR}/bin; \
diff --git a/php-83/Dockerfile b/php-83/Dockerfile
index 5befd8e1..dd050853 100644
--- a/php-83/Dockerfile
+++ b/php-83/Dockerfile
@@ -317,7 +317,7 @@ RUN make install
 #   - OpenSSL
 # Needed by:
 #   - php
-ENV VERSION_POSTGRES=15.4
+ENV VERSION_POSTGRES=15.5
 ENV POSTGRES_BUILD_DIR=${BUILD_DIR}/postgres
 RUN set -xe; \
     mkdir -p ${POSTGRES_BUILD_DIR}/bin; \