diff --git a/build_info.json b/build_info.json
index b1a2a2b..f16ccb4 100644
--- a/build_info.json
+++ b/build_info.json
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+            "dirty": false
+        },
+        {
+            "name": "wrappers/enumerate/mkessler-enumerate.sty",
+            "source file": "wrappers/enumerate/enumerate.pysty",
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+            "source version": "v2.8.1-9-g4bda829",
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+            "dirty": false
+        },
+        {
+            "name": "wrappers/math/mkessler-math.sty",
+            "source file": "wrappers/math/math.pysty",
+            "build time": "2022/01/30 23:48",
+            "source version": "v2.8.1-9-g4bda829",
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+            "dirty": false
+        },
+        {
+            "name": "wrappers/incfig/mkessler-incfig.sty",
+            "source file": "wrappers/incfig/incfig.pysty",
+            "build time": "2022/01/30 23:48",
+            "source version": "v2.8.1-9-g4bda829",
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@@ -330,28 +330,6 @@
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-            "dirty": false
-        },
-        {
-            "name": "math/categories/translator-mathematical-categories-dictionary-German.dict",
-            "source file": "math/categories/mathematical-categories.pydict",
-            "build time": "2022/06/27 15:48",
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             "source file": "environments/refproof/proof.pydict",
@@ -375,14 +353,25 @@
             "dirty": false
         },
         {
-            "name": "math/categories/mkessler-categories.sty",
-            "source file": "math/categories/categories.pysty3",
+            "name": "math/categories/translator-mathematical-categories-dictionary-English.dict",
+            "source file": "math/categories/mathematical-categories.pydict",
             "build time": "2022/06/27 15:48",
             "source version": "v2.9-27-g2d16a2d",
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-            "md5sum": "e1943cb165466dbef364eb2553596f82",
+            "md5sum": "663f5b46ae8344e2b1e2c7121a8f2d57",
+            "dirty": false
+        },
+        {
+            "name": "math/categories/translator-mathematical-categories-dictionary-German.dict",
+            "source file": "math/categories/mathematical-categories.pydict",
+            "build time": "2022/06/27 15:48",
+            "source version": "v2.9-27-g2d16a2d",
+            "source commit hash": "2d16a2d72a81696210140564037ce71ac4d8d91b",
+            "pytex version": "v1.2.0-31-gc9bb0e8",
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@@ -396,17 +385,6 @@
             "md5sum": "1d9c82bb50a4af0348b4c9cd5c9fc43a",
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         },
-        {
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-            "source file": "indexing/symbindex/symbindex.pysty3",
-            "build time": "2022/01/30 23:48",
-            "source version": "v2.8.1-9-g4bda829",
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             "source file": "environments/refproof/refproof.pysty3",
@@ -418,6 +396,28 @@
             "md5sum": "2a0bd3d9b38cc2d1d4f8f6be70dca0dc",
             "dirty": false
         },
+        {
+            "name": "indexing/symbindex/mkessler-symbindex.sty",
+            "source file": "indexing/symbindex/symbindex.pysty3",
+            "build time": "2023/10/18 14:22",
+            "source version": "v2.9-53-g0156ddc",
+            "source commit hash": "0156ddca43fb97490221ee7331d08f4a977676ea",
+            "pytex version": "v1.2.0-31-gc9bb0e8",
+            "pytex commit hash": "c9bb0e87c91beae3e17a829603e4459cf804ec51",
+            "md5sum": "1fd0f9dace59d5cd3f94571c468614e9",
+            "dirty": false
+        },
+        {
+            "name": "math/categories/mkessler-categories.sty",
+            "source file": "math/categories/categories.pysty3",
+            "build time": "2022/06/27 15:48",
+            "source version": "v2.9-27-g2d16a2d",
+            "source commit hash": "2d16a2d72a81696210140564037ce71ac4d8d91b",
+            "pytex version": "v1.2.0-31-gc9bb0e8",
+            "pytex commit hash": "c9bb0e87c91beae3e17a829603e4459cf804ec51",
+            "md5sum": "e1943cb165466dbef364eb2553596f82",
+            "dirty": false
+        },
         {
             "name": "wip/cache/mkessler-cache.sty",
             "source file": "wip/cache/cache.pysty3",
@@ -429,6 +429,17 @@
             "md5sum": "6ee0c2e6128d54b6743531b515d7c905",
             "dirty": false
         },
+        {
+            "name": "environments/groupthm/groupthm.sty",
+            "source file": "environments/groupthm/groupthm.dtx",
+            "build time": "2022/02/03 14:51",
+            "source version": "v2.9",
+            "source commit hash": "02c2acd330be32b7f75f4145e591ac9b8fa8b389",
+            "pytex version": "v1.2.0-31-gc9bb0e8",
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+            "md5sum": "72edca95f60949839b50cb9a5fb0b012",
+            "dirty": false
+        },
         {
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             "source file": "environments/fancythm/fancythm.dtx",
@@ -450,17 +461,6 @@
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-            "build time": "2022/02/03 14:51",
-            "source version": "v2.9",
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         }
     ]
 }
\ No newline at end of file
diff --git a/indexing/symbindex/mkessler-symbindex.sty b/indexing/symbindex/mkessler-symbindex.sty
index 299cbdc..d34a1d4 100644
--- a/indexing/symbindex/mkessler-symbindex.sty
+++ b/indexing/symbindex/mkessler-symbindex.sty
@@ -1,5 +1,5 @@
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-% Copyright © 2022 Maximilian Keßler
+% Copyright © 2023 Maximilian Keßler
 % 
 % This work may be distributed and/or modified
 % 
@@ -31,7 +31,7 @@
 % 
 % Build details:
 %   PyTeX version: v1.2.0-31-gc9bb0e8 (commit c9bb0e8)
-%   Source code version: v2.8.1-9-g4bda829 (commit 4bda829)
+%   Source code version: v2.9-53-g0156ddc (commit 0156ddc)
 % 
 % This LaTeX package is free software and is dual-licensed
 % under the LPPLv1.3c and the GPLv3 licenses.
@@ -46,11 +46,13 @@
 % at the Git repository for further information.
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
-\ProvidesExplPackage{mkessler-symbindex}{2022/01/30}{2.8.1-9-g4bda829}{Declaring of math symbols with automatic indexing}
+\ProvidesExplPackage{mkessler-symbindex}{2023/10/18}{2.9-53-g0156ddc}{Declaring of math symbols with automatic indexing}
 
 
 
-\RequirePackage{imakeidx}
+\@ifclassloaded{beamer}{}{
+  \RequirePackage{imakeidx}
+}
 \RequirePackage{xparse}
 
 % Keys used for declaring symbols
@@ -85,13 +87,15 @@
       {
         \bool_if:cF { used_#2 }
         {
-          \index[#1]
-            {
-              #7
-              @
-              $#4{#5}#6$
-              #3
-            }
+          \@ifclassloaded{beamer}{}{
+            \index[#1]
+              {
+                #7
+                @
+                $#4{#5}#6$
+                #3
+              }
+          }
           \bool_gset_true:c { used_#2 }
         }
         #4{#5}