diff --git a/easystacks/software.eessi.io/2023.06/eessi-2023.06-eb-5.2.0-2023a.yml b/easystacks/software.eessi.io/2023.06/eessi-2023.06-eb-5.2.0-2023a.yml
index 5f232fa47f..a20e25a452 100644
--- a/easystacks/software.eessi.io/2023.06/eessi-2023.06-eb-5.2.0-2023a.yml
+++ b/easystacks/software.eessi.io/2023.06/eessi-2023.06-eb-5.2.0-2023a.yml
@@ -22,4 +22,22 @@ easyconfigs:
       options:
         # see https://github.com/easybuilders/easybuild-easyconfigs/pull/25222
         from-commit: 7dbe8beab98ec0b2daa432aa43ae3a0ed874e859
-  - acpype-2023.10.27-foss-2023a.eb:
+  - acpype-2023.10.27-foss-2023a.eb
+  - AITW-stiffness-1.0.0-foss-2023a.eb:
+      options:
+        # see https://github.com/easybuilders/easybuild-easyblocks/pull/4056
+        include-easyblocks-from-commit: 0f75bae68e0323d7053e0e2dddb03e6422e666e2
+        # see https://github.com/easybuilders/easybuild-easyconfigs/pull/25220
+        from-commit: fc6e46c10d6c5d92ea2ab403bfcde364828fa693
+  - AITW-microstructures-1.0.0-foss-2023a.eb:
+      options:
+        # see https://github.com/easybuilders/easybuild-easyblocks/pull/4056
+        include-easyblocks-from-commit: 0f75bae68e0323d7053e0e2dddb03e6422e666e2
+        # see https://github.com/easybuilders/easybuild-easyconfigs/pull/25220
+        from-commit: fc6e46c10d6c5d92ea2ab403bfcde364828fa693
+  - AITW-viscosity-1.0.0-foss-2023a.eb:
+      options:
+        # see https://github.com/easybuilders/easybuild-easyblocks/pull/4056
+        include-easyblocks-from-commit: 0f75bae68e0323d7053e0e2dddb03e6422e666e2
+        # see https://github.com/easybuilders/easybuild-easyconfigs/pull/25220
+        from-commit: fc6e46c10d6c5d92ea2ab403bfcde364828fa693