diff --git a/src/shaders.c b/src/shaders.c
index 56cf986..837e049 100644
--- a/src/shaders.c
+++ b/src/shaders.c
@@ -935,6 +935,12 @@ void shaders_free(const ShaderProgram *program) {
   }
   check_glerror_ro("shaders_free/glDeleteProgram");
 
+  glDeleteShader(program->vertex_shader);
+  for (unsigned int i = 0; i < program->frag_count; i++) {
+    glDeleteShader(program->fragment_shaders[i]);
+  }
+  check_glerror_ro("shaders_free/glDeleteShader");
+
   glDeleteFramebuffers(program->frag_count, program->frame_buffers);
   check_glerror_ro("shaders_free/glDeleteFramebuffers");