diff --git a/source/blender/blenkernel/BKE_blender_version.h b/source/blender/blenkernel/BKE_blender_version.h
index 60c59632517..e1aaa20d465 100644
--- a/source/blender/blenkernel/BKE_blender_version.h
+++ b/source/blender/blenkernel/BKE_blender_version.h
@@ -27,7 +27,7 @@
 
 /* Blender file format version. */
 #define BLENDER_FILE_VERSION BLENDER_VERSION
-#define BLENDER_FILE_SUBVERSION 106
+#define BLENDER_FILE_SUBVERSION 107
 
 /* Minimum Blender version that supports reading file written with the current
  * version. Older Blender versions will test this and cancel loading the file, showing a warning to
diff --git a/source/blender/blenloader/intern/versioning_500.cc b/source/blender/blenloader/intern/versioning_500.cc
index 3566e7ef21e..6464f59d292 100644
--- a/source/blender/blenloader/intern/versioning_500.cc
+++ b/source/blender/blenloader/intern/versioning_500.cc
@@ -3958,6 +3958,13 @@ void blo_do_versions_500(FileData *fd, Library * /*lib*/, Main *bmain)
     FOREACH_NODETREE_END;
   }
 
+  if (!MAIN_VERSION_FILE_ATLEAST(bmain, 500, 107)) {
+    LISTBASE_FOREACH (Material *, material, &bmain->materials) {
+      /* The flag was actually interpreted as reversed. */
+      material->blend_flag ^= MA_BL_LIGHTPROBE_VOLUME_DOUBLE_SIDED;
+    }
+  }
+
   /**
    * Always bump subversion in BKE_blender_version.h when adding versioning
    * code here, and wrap it inside a MAIN_VERSION_FILE_ATLEAST check.
diff --git a/source/blender/draw/engines/eevee/eevee_pipeline.cc b/source/blender/draw/engines/eevee/eevee_pipeline.cc
index f5958f189ad..e547e559f00 100644
--- a/source/blender/draw/engines/eevee/eevee_pipeline.cc
+++ b/source/blender/draw/engines/eevee/eevee_pipeline.cc
@@ -1540,7 +1540,7 @@ PassMain::Sub *CapturePipeline::surface_material_add(::Material *blender_mat, GP
   GPUPass *gpupass = GPU_material_get_pass(gpumat);
   sub_pass.shader_set(GPU_pass_shader_get(gpupass));
   sub_pass.push_constant("is_double_sided",
-                         !(blender_mat->blend_flag & MA_BL_LIGHTPROBE_VOLUME_DOUBLE_SIDED));
+                         bool(blender_mat->blend_flag & MA_BL_LIGHTPROBE_VOLUME_DOUBLE_SIDED));
   return &sub_pass;
 }
 
diff --git a/tests/files/render/light/eevee_renders/ellipse_light_spread.png b/tests/files/render/light/eevee_renders/ellipse_light_spread.png
index 9755c3f993f..a2bff8fa0ae 100644
--- a/tests/files/render/light/eevee_renders/ellipse_light_spread.png
+++ b/tests/files/render/light/eevee_renders/ellipse_light_spread.png
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:a4e0fc933f596ac579544c0fb68a7811e7e0b9be2d71796cfa847307c4954de5
-size 15909
+oid sha256:d05f6b0307cb313dbca41f48034975731fcea8b484533ef968b081da52bb1753
+size 15518
diff --git a/tests/files/render/light/eevee_renders/light_spread.png b/tests/files/render/light/eevee_renders/light_spread.png
index 8e777ac9637..f6c7750fa24 100644
--- a/tests/files/render/light/eevee_renders/light_spread.png
+++ b/tests/files/render/light/eevee_renders/light_spread.png
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:75c7de958e23853e45d023385acd81bcfdfc4c5e35d791634c283e46200aac64
-size 15798
+oid sha256:ae377e1250477fb67ba61c723db1ee3c057f0d80286f6bdaf7bb8b90d3ef4dc5
+size 15186