diff --git a/subprojects/gst-plugins-bad/ext/wpe/WPEThreadedView.cpp b/subprojects/gst-plugins-bad/ext/wpe/WPEThreadedView.cpp
index f81726c04c..e79745d3c7 100644
--- a/subprojects/gst-plugins-bad/ext/wpe/WPEThreadedView.cpp
+++ b/subprojects/gst-plugins-bad/ext/wpe/WPEThreadedView.cpp
@@ -748,7 +748,7 @@ struct ImageContext {
 
 void WPEView::handleExportedImage(gpointer image)
 {
-    ImageContext* imageContext = g_slice_new(ImageContext);
+    ImageContext* imageContext = g_new (ImageContext, 1);
     imageContext->view = this;
     imageContext->image = static_cast<gpointer>(image);
     EGLImageKHR eglImage = wpe_fdo_egl_exported_image_get_egl_image(static_cast<struct wpe_fdo_egl_exported_image*>(image));
@@ -784,7 +784,7 @@ void WPEView::s_releaseSHMBuffer(gpointer data)
 {
     SHMBufferContext* context = static_cast<SHMBufferContext*>(data);
     context->view->releaseSHMBuffer(data);
-    g_slice_free(SHMBufferContext, context);
+    g_free (context);
 }
 
 void WPEView::handleExportedBuffer(struct wpe_fdo_shm_exported_buffer* buffer)
@@ -802,7 +802,7 @@ void WPEView::handleExportedBuffer(struct wpe_fdo_shm_exported_buffer* buffer)
     gsize size = width * height * 4;
     auto* data = static_cast<uint8_t*>(wl_shm_buffer_get_data(shmBuffer));
 
-    SHMBufferContext* bufferContext = g_slice_new(SHMBufferContext);
+    SHMBufferContext* bufferContext = g_new (SHMBufferContext, 1);
     bufferContext->view = this;
     bufferContext->buffer = buffer;
 
@@ -850,7 +850,7 @@ void WPEView::s_releaseImage(GstEGLImage* image, gpointer data)
 {
     ImageContext* context = static_cast<ImageContext*>(data);
     context->view->releaseImage(context->image);
-    g_slice_free(ImageContext, context);
+    g_free (context);
 }
 
 struct wpe_view_backend* WPEView::backend() const