diff --git a/libs/rs/rsScriptC_LibGL.cpp b/libs/rs/rsScriptC_LibGL.cpp
index e9971a208e07d..bed0fcee8e38b 100644
--- a/libs/rs/rsScriptC_LibGL.cpp
+++ b/libs/rs/rsScriptC_LibGL.cpp
@@ -91,6 +91,12 @@ static void SC_bindProgramRaster(RsProgramRaster pv)
 // VP
 //////////////////////////////////////////////////////////////////////////////
 
+static void SC_vpLoadProjectionMatrix(const rsc_Matrix *m)
+{
+    GET_TLS();
+    rsc->getVertex()->setProjectionMatrix(m);
+}
+
 static void SC_vpLoadModelMatrix(const rsc_Matrix *m)
 {
     GET_TLS();
@@ -355,6 +361,7 @@ static ScriptCState::SymbolTable_t gSyms[] = {
     { "rsgBindSampler", (void *)&SC_bindSampler },
     { "rsgBindTexture", (void *)&SC_bindTexture },
 
+    { "rsgProgramVertexLoadProjectionMatrix", (void *)&SC_vpLoadProjectionMatrix },
     { "rsgProgramVertexLoadModelMatrix", (void *)&SC_vpLoadModelMatrix },
     { "rsgProgramVertexLoadTextureMatrix", (void *)&SC_vpLoadTextureMatrix },
 
diff --git a/libs/rs/scriptc/rs_graphics.rsh b/libs/rs/scriptc/rs_graphics.rsh
index 4dc351dbf9048..d6ef6e91002eb 100644
--- a/libs/rs/scriptc/rs_graphics.rsh
+++ b/libs/rs/scriptc/rs_graphics.rsh
@@ -13,6 +13,7 @@ extern void rsgBindProgramRaster(rs_program_raster);
 extern void rsgBindSampler(rs_program_fragment, int slot, rs_sampler);
 extern void rsgBindTexture(rs_program_fragment, int slot, rs_allocation);
 
+extern void rsgProgramVertexLoadProjectionMatrix(const rs_matrix4x4 *);
 extern void rsgProgramVertexLoadModelMatrix(const rs_matrix4x4 *);
 extern void rsgProgramVertexLoadTextureMatrix(const rs_matrix4x4 *);