diff --git a/src/graphics/skybox.cpp b/src/graphics/skybox.cpp
index 797467b4c..c0b37406f 100644
--- a/src/graphics/skybox.cpp
+++ b/src/graphics/skybox.cpp
@@ -299,6 +299,7 @@ void Skybox::generateSpecularCubemap()
     }
     glBindFramebuffer(GL_FRAMEBUFFER, 0);
     glDeleteFramebuffers(1, &fbo);
+    glActiveTexture(GL_TEXTURE0);
 }   // generateSpecularCubemap