diff --git a/gfx/drivers_shader/shader_gl_cg.c b/gfx/drivers_shader/shader_gl_cg.c
index 4bdcedfb53..31902911e4 100644
--- a/gfx/drivers_shader/shader_gl_cg.c
+++ b/gfx/drivers_shader/shader_gl_cg.c
@@ -623,6 +623,9 @@ static bool gl_cg_compile_program(
    struct shader_program_data *program = (struct shader_program_data*)program_data;
    cg_shader_data_t *cg_data = (cg_shader_data_t*)data;
 
+   if (!program)
+      program = &cg_data->prg[idx];
+
    argv[argc++] = "-DPARAMETER_UNIFORM";
    for (i = 0; i < GFX_MAX_SHADERS; i++)
    {
diff --git a/gfx/drivers_shader/shader_hlsl.c b/gfx/drivers_shader/shader_hlsl.c
index cbd1acc19a..a8098eae83 100644
--- a/gfx/drivers_shader/shader_hlsl.c
+++ b/gfx/drivers_shader/shader_hlsl.c
@@ -207,6 +207,9 @@ static bool hlsl_compile_program(
    ID3DXBuffer *code_f = NULL;
    ID3DXBuffer *code_v = NULL;
 
+   if (!program)
+      program = &hlsl->prg[idx];
+
    if (program_info->is_file)
    {
       ret_fp = D3DXCompileShaderFromFile(program_info->combined, NULL, NULL,