diff --git a/lib/ivis_opengl/gfx_api.h b/lib/ivis_opengl/gfx_api.h
index f823facaaef..d4de8c4be13 100644
--- a/lib/ivis_opengl/gfx_api.h
+++ b/lib/ivis_opengl/gfx_api.h
@@ -432,6 +432,8 @@ namespace gfx_api
 		virtual bool supportsInstancedRendering() = 0;
 		virtual void draw_instanced(const std::size_t& offset, const std::size_t &count, const primitive_type &primitive, std::size_t instance_count) = 0;
 		virtual void draw_elements_instanced(const std::size_t& offset, const std::size_t& count, const primitive_type& primitive, const index_type& index, std::size_t instance_count) = 0;
+		// debug apis for recompiling pipelines
+		virtual bool debugRecompileAllPipelines() = 0;
 	public:
 		// High-level API for getting a texture object from file / uncompressed bitmap
 		gfx_api::texture* loadTextureFromFile(const char *filename, gfx_api::texture_type textureType, int maxWidth = -1, int maxHeight = -1, bool quiet = false);
diff --git a/lib/ivis_opengl/gfx_api_gl.cpp b/lib/ivis_opengl/gfx_api_gl.cpp
index c9599cca4a0..daa1505bfc8 100644
--- a/lib/ivis_opengl/gfx_api_gl.cpp
+++ b/lib/ivis_opengl/gfx_api_gl.cpp
@@ -4361,6 +4361,20 @@ bool gl_context::setShadowConstants(gfx_api::lighting_constants newValues)
 	return true;
 }
 
+bool gl_context::debugRecompileAllPipelines()
+{
+	bool patchFragmentShaderMipLodBias = true; // provide the constant to the shader directly
+	for (auto& pipelineInfo : createdPipelines)
+	{
+		if (pipelineInfo.pso)
+		{
+			delete pipelineInfo.pso;
+			pipelineInfo.pso = new gl_pipeline_state_object(gles, fragmentHighpFloatAvailable, fragmentHighpIntAvailable, patchFragmentShaderMipLodBias, pipelineInfo.createInfo, mipLodBias, shadowConstants);
+		}
+	}
+	return true;
+}
+
 static const char *cbframebuffererror(GLenum err)
 {
 	switch (err)
diff --git a/lib/ivis_opengl/gfx_api_gl.h b/lib/ivis_opengl/gfx_api_gl.h
index 45f377cd753..0b33b408fb5 100644
--- a/lib/ivis_opengl/gfx_api_gl.h
+++ b/lib/ivis_opengl/gfx_api_gl.h
@@ -348,6 +348,8 @@ struct gl_context final : public gfx_api::context
 	virtual bool supportsInstancedRendering() override;
 	virtual void draw_instanced(const std::size_t& offset, const std::size_t &count, const gfx_api::primitive_type &primitive, std::size_t instance_count) override;
 	virtual void draw_elements_instanced(const std::size_t& offset, const std::size_t& count, const gfx_api::primitive_type& primitive, const gfx_api::index_type& index, std::size_t instance_count) override;
+	// debug apis for recompiling pipelines
+	virtual bool debugRecompileAllPipelines() override;
 private:
 	virtual bool _initialize(const gfx_api::backend_Impl_Factory& impl, int32_t antialiasing, swap_interval_mode mode, optional<float> mipLodBias, uint32_t depthMapResolution) override;
 	void initPixelFormatsSupport();
diff --git a/lib/ivis_opengl/gfx_api_null.cpp b/lib/ivis_opengl/gfx_api_null.cpp
index 0e7de7e99e6..c78d0ee0b1b 100644
--- a/lib/ivis_opengl/gfx_api_null.cpp
+++ b/lib/ivis_opengl/gfx_api_null.cpp
@@ -506,6 +506,11 @@ bool null_context::setShadowConstants(gfx_api::lighting_constants newValues)
 	return true;
 }
 
+bool null_context::debugRecompileAllPipelines()
+{
+	return true;
+}
+
 bool null_context::supportsInstancedRendering()
 {
 	return false;
diff --git a/lib/ivis_opengl/gfx_api_null.h b/lib/ivis_opengl/gfx_api_null.h
index 2360d5c8024..5db017f96da 100644
--- a/lib/ivis_opengl/gfx_api_null.h
+++ b/lib/ivis_opengl/gfx_api_null.h
@@ -159,6 +159,8 @@ struct null_context final : public gfx_api::context
 	virtual bool supportsInstancedRendering() override;
 	virtual void draw_instanced(const std::size_t& offset, const std::size_t &count, const gfx_api::primitive_type &primitive, std::size_t instance_count) override;
 	virtual void draw_elements_instanced(const std::size_t& offset, const std::size_t& count, const gfx_api::primitive_type& primitive, const gfx_api::index_type& index, std::size_t instance_count) override;
+	// debug apis for recompiling pipelines
+	virtual bool debugRecompileAllPipelines() override;
 private:
 	virtual bool _initialize(const gfx_api::backend_Impl_Factory& impl, int32_t antialiasing, swap_interval_mode mode, optional<float> mipLodBias, uint32_t depthMapResolution) override;
 private:
diff --git a/lib/ivis_opengl/gfx_api_vk.cpp b/lib/ivis_opengl/gfx_api_vk.cpp
index cc0912ff393..bdcaadb16b9 100644
--- a/lib/ivis_opengl/gfx_api_vk.cpp
+++ b/lib/ivis_opengl/gfx_api_vk.cpp
@@ -6185,4 +6185,26 @@ bool VkRoot::setShadowConstants(gfx_api::lighting_constants newValues)
 	return true;
 }
 
+bool VkRoot::debugRecompileAllPipelines()
+{
+	for (auto& pipelineInfo : createdPipelines)
+	{
+		for (size_t renderPassId = 0; renderPassId < pipelineInfo.renderPassPSO.size(); ++renderPassId)
+		{
+			auto pipeline = pipelineInfo.renderPassPSO[renderPassId];
+			if (pipeline == nullptr)
+			{
+				continue;
+			}
+
+			auto& renderPass = renderPasses[renderPassId];
+
+			ASSERT(pipeline->renderpass_compat, "Pipeline has no associated renderpass compat structure");
+			buffering_mechanism::get_current_resources().pso_to_delete.emplace_back(pipeline);
+			pipelineInfo.renderPassPSO[renderPassId] = new VkPSO(dev, physDeviceProps.limits, pipelineInfo.createInfo, renderPass.rp, renderPass.rp_compat_info, renderPass.msaaSamples, vkDynLoader, *this);
+		}
+	}
+	return true;
+}
+
 #endif // defined(WZ_VULKAN_ENABLED)
diff --git a/lib/ivis_opengl/gfx_api_vk.h b/lib/ivis_opengl/gfx_api_vk.h
index 8859094a5e1..323990caae0 100644
--- a/lib/ivis_opengl/gfx_api_vk.h
+++ b/lib/ivis_opengl/gfx_api_vk.h
@@ -875,6 +875,8 @@ struct VkRoot final : gfx_api::context
 	virtual bool supportsInstancedRendering() override;
 	virtual void draw_instanced(const std::size_t& offset, const std::size_t &count, const gfx_api::primitive_type &primitive, std::size_t instance_count) override;
 	virtual void draw_elements_instanced(const std::size_t& offset, const std::size_t& count, const gfx_api::primitive_type& primitive, const gfx_api::index_type& index, std::size_t instance_count) override;
+	// debug apis for recompiling pipelines
+	virtual bool debugRecompileAllPipelines() override;
 private:
 	virtual bool _initialize(const gfx_api::backend_Impl_Factory& impl, int32_t antialiasing, swap_interval_mode mode, optional<float> mipLodBias, uint32_t depthMapResolution) override;
 	void initPixelFormatsSupport();
diff --git a/src/wzscriptdebug.cpp b/src/wzscriptdebug.cpp
index 331b84fb364..65c55d9e5c9 100644
--- a/src/wzscriptdebug.cpp
+++ b/src/wzscriptdebug.cpp
@@ -927,16 +927,11 @@ class WzGraphicsPanel : public W_FORM
 			debug(LOG_INFO, "Done");
 		}, prevButton);
 
-		prevButton = panel->createButton(1, "Recompile terrain", [](){
-			debug(LOG_INFO, "Recompiling terrain");
-			gfx_api::TerrainLayer::get().recompile();
+		prevButton = panel->createButton(1, "Recompile All Shaders", [](){
+			debug(LOG_INFO, "Recompiling all shader pipelines");
+			gfx_api::context::get().debugRecompileAllPipelines();
 			debug(LOG_INFO, "Done");
 		});
-		prevButton =panel->createButton(1, "Recompile decals", [](){
-			debug(LOG_INFO, "Recompiling decals");
-			gfx_api::TerrainDecals::get().recompile();
-			debug(LOG_INFO, "Done");
-		}, prevButton);
 		prevButton =panel->createButton(1, "Recompile terrainCombined", [](){
 			debug(LOG_INFO, "Recompiling terrainCombined");
 			switch (getTerrainShaderQuality())