diff --git a/gsk/gl/gskglrenderer.c b/gsk/gl/gskglrenderer.c
index 1181ca0609..a465bcfd79 100644
--- a/gsk/gl/gskglrenderer.c
+++ b/gsk/gl/gskglrenderer.c
@@ -2919,7 +2919,7 @@ gsk_gl_renderer_programs_new (void)
   programs->ref_count = 1;
   for (i = 0; i < GL_N_PROGRAMS; i ++)
     {
-      programs->state[i].opacity = 1.0f;
+      programs->programs[i].state.opacity = 1.0f;
     }
 
   return programs;
@@ -2944,7 +2944,7 @@ gsk_gl_renderer_programs_unref (GskGLRendererPrograms *programs)
         {
           if (programs->programs[i].id > 0)
             glDeleteProgram (programs->programs[i].id);
-          gsk_transform_unref (programs->state[i].modelview);
+          gsk_transform_unref (programs->programs[i].state.modelview);
         }
       g_free (programs);
     }
diff --git a/gsk/gl/gskglrenderops.c b/gsk/gl/gskglrenderops.c
index c3ffce648d..9f5b6718d1 100644
--- a/gsk/gl/gskglrenderops.c
+++ b/gsk/gl/gskglrenderops.c
@@ -60,7 +60,7 @@ get_current_program_state (RenderOpBuilder *builder)
   if (!builder->current_program)
     return NULL;
 
-  return &builder->programs->state[builder->current_program->index];
+  return &builder->current_program->state;
 }
 
 void
@@ -218,10 +218,10 @@ ops_free (RenderOpBuilder *builder)
 
 void
 ops_set_program (RenderOpBuilder *builder,
-                 const Program   *program)
+                 Program   *program)
 {
   OpProgram *op;
-  ProgramState *program_state;
+  ProgramState *program_state = NULL;
 
   if (builder->current_program == program)
     return;
@@ -231,7 +231,7 @@ ops_set_program (RenderOpBuilder *builder,
 
   builder->current_program = program;
 
-  program_state = &builder->programs->state[program->index];
+  program_state = &program->state;
 
   if (memcmp (&builder->current_projection, &program_state->projection, sizeof (graphene_matrix_t)) != 0)
     {
diff --git a/gsk/gl/gskglrenderopsprivate.h b/gsk/gl/gskglrenderopsprivate.h
index b2a574a401..728fbfbffe 100644
--- a/gsk/gl/gskglrenderopsprivate.h
+++ b/gsk/gl/gskglrenderopsprivate.h
@@ -31,6 +31,57 @@ typedef struct
   OpsMatrixMetadata metadata;
 } MatrixStackEntry;
 
+typedef struct
+{
+  GskTransform *modelview;
+  GskRoundedRect clip;
+  graphene_matrix_t projection;
+  int source_texture;
+  graphene_rect_t viewport;
+  float opacity;
+  /* Per-program state */
+  union {
+    GdkRGBA color;
+    struct {
+      graphene_matrix_t matrix;
+      graphene_vec4_t offset;
+    } color_matrix;
+    struct {
+      float widths[4];
+      GdkRGBA color;
+      GskRoundedRect outline;
+    } border;
+    struct {
+      GskRoundedRect outline;
+      float dx;
+      float dy;
+      float spread;
+      GdkRGBA color;
+    } inset_shadow;
+    struct {
+      GskRoundedRect outline;
+      float dx;
+      float dy;
+      float spread;
+      GdkRGBA color;
+    } unblurred_outset_shadow;
+    struct {
+      int n_color_stops;
+      GskColorStop color_stops[GL_MAX_GRADIENT_STOPS];
+      float start_point[2];
+      float end_point[2];
+    } linear_gradient;
+    struct {
+      int n_color_stops;
+      GskColorStop color_stops[GL_MAX_GRADIENT_STOPS];
+      float center[2];
+      float start;
+      float end;
+      float radius[2]; /* h/v */
+    } radial_gradient;
+  };
+} ProgramState;
+
 struct _Program
 {
   int index;        /* Into the renderer's program array */
@@ -109,59 +160,9 @@ struct _Program
       int texture_rect_location;
     } repeat;
   };
+  ProgramState state;
 };
 
-typedef struct
-{
-  GskTransform *modelview;
-  GskRoundedRect clip;
-  graphene_matrix_t projection;
-  int source_texture;
-  graphene_rect_t viewport;
-  float opacity;
-  /* Per-program state */
-  union {
-    GdkRGBA color;
-    struct {
-      graphene_matrix_t matrix;
-      graphene_vec4_t offset;
-    } color_matrix;
-    struct {
-      float widths[4];
-      GdkRGBA color;
-      GskRoundedRect outline;
-    } border;
-    struct {
-      GskRoundedRect outline;
-      float dx;
-      float dy;
-      float spread;
-      GdkRGBA color;
-    } inset_shadow;
-    struct {
-      GskRoundedRect outline;
-      float dx;
-      float dy;
-      float spread;
-      GdkRGBA color;
-    } unblurred_outset_shadow;
-    struct {
-      int n_color_stops;
-      GskColorStop color_stops[GL_MAX_GRADIENT_STOPS];
-      float start_point[2];
-      float end_point[2];
-    } linear_gradient;
-    struct {
-      int n_color_stops;
-      GskColorStop color_stops[GL_MAX_GRADIENT_STOPS];
-      float center[2];
-      float start;
-      float end;
-      float radius[2]; /* h/v */
-    } radial_gradient;
-  };
-} ProgramState;
-
 typedef struct {
   int ref_count;
   union {
@@ -189,7 +190,7 @@ typedef struct {
 typedef struct
 {
   GskGLRendererPrograms *programs;
-  const Program *current_program;
+  Program *current_program;
   int current_render_target;
   int current_texture;
 
@@ -236,7 +237,7 @@ void              ops_pop_modelview      (RenderOpBuilder         *builder);
 float             ops_get_scale          (const RenderOpBuilder   *builder);
 
 void              ops_set_program        (RenderOpBuilder         *builder,
-                                          const Program           *program);
+                                          Program                 *program);
 
 void              ops_push_clip          (RenderOpBuilder         *builder,
                                           const GskRoundedRect    *clip);