diff --git a/src/renderers/shaders/ShaderLib/meshphysical_frag.glsl b/src/renderers/shaders/ShaderLib/meshphysical_frag.glsl
index 230cc1b2486f9d..b11b90403d9114 100644
--- a/src/renderers/shaders/ShaderLib/meshphysical_frag.glsl
+++ b/src/renderers/shaders/ShaderLib/meshphysical_frag.glsl
@@ -57,7 +57,6 @@ void main() {
 	#include <color_fragment>
 	#include <alphamap_fragment>
 	#include <alphatest_fragment>
-	#include <specularmap_fragment>
 	#include <roughnessmap_fragment>
 	#include <metalnessmap_fragment>
 	#include <normal_flip>
diff --git a/src/renderers/shaders/ShaderLib/meshphysical_vert.glsl b/src/renderers/shaders/ShaderLib/meshphysical_vert.glsl
index 3759de49b5a1d3..2c7fd44812b84c 100644
--- a/src/renderers/shaders/ShaderLib/meshphysical_vert.glsl
+++ b/src/renderers/shaders/ShaderLib/meshphysical_vert.glsl
@@ -17,7 +17,6 @@ varying vec3 vViewPosition;
 #include <morphtarget_pars_vertex>
 #include <skinning_pars_vertex>
 #include <shadowmap_pars_vertex>
-#include <specularmap_pars_fragment>
 #include <logdepthbuf_pars_vertex>
 #include <clipping_planes_pars_vertex>