diff --git a/.github/ci/packages.apt b/.github/ci/packages.apt
index 347b86c..5627e00 100644
--- a/.github/ci/packages.apt
+++ b/.github/ci/packages.apt
@@ -1,2 +1,2 @@
-libgz-cmake3-dev
+libgz-cmake4-dev
 rubocop
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6fa50e0..bb3a2fd 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -8,8 +8,8 @@ project(gz-tools3 VERSION 3.0.0)
 #============================================================================
 # Find gz-cmake
 #============================================================================
-find_package(gz-cmake3 REQUIRED)
-set(GZ_CMAKE_VER ${gz-cmake3_VERSION_MAJOR})
+find_package(gz-cmake4 REQUIRED)
+set(GZ_CMAKE_VER ${gz-cmake4_VERSION_MAJOR})
 
 #============================================================================
 # Configure the project