diff --git a/RenderingManager.cpp b/RenderingManager.cpp
index c314f85..490a5a0 100644
--- a/RenderingManager.cpp
+++ b/RenderingManager.cpp
@@ -20,7 +20,7 @@
 #endif
 #include <GLFW/glfw3native.h>
 
-#include <glm/ext/matrix_transform.hpp> // glm::translate, glm::rotate, glm::scale
+#include <glm/gtc/matrix_transform.hpp> // glm::translate, glm::rotate, glm::scale
 #include <glm/ext/matrix_projection.hpp> // glm::unproject
 #include <glm/ext/matrix_clip_space.hpp> // glm::perspective
 
diff --git a/UserInterfaceManager.cpp b/UserInterfaceManager.cpp
index 01775ba..3b5763f 100644
--- a/UserInterfaceManager.cpp
+++ b/UserInterfaceManager.cpp
@@ -20,7 +20,7 @@
 #include <tinyfiledialogs.h>
 
 #include <glm/glm.hpp>
-#include <glm/ext/matrix_transform.hpp>
+#include <glm/gtc/matrix_transform.hpp>
 
 // generic image loader
 #define STB_IMAGE_IMPLEMENTATION
diff --git a/main.cpp b/main.cpp
index 62be471..e0d4b93 100644
--- a/main.cpp
+++ b/main.cpp
@@ -10,7 +10,7 @@
 #include <glm/glm.hpp>
 #include <glm/gtc/type_ptr.hpp>
 #include <glm/gtc/matrix_access.hpp>
-#include <glm/ext/matrix_transform.hpp>
+#include <glm/gtc/matrix_transform.hpp>
 
 //  GStreamer
 #include <gst/gst.h>