diff --git a/build_info.json b/build_info.json
index b0b977c..b1a2a2b 100644
--- a/build_info.json
+++ b/build_info.json
@@ -1,8 +1,8 @@
 {
     "build_time": "",
     "source files": {
-        "version": "v2.9-29-g521ce5c",
-        "commit": "521ce5c80476d858a17e318dc633af817625e922",
+        "version": "v2.9-30-g51afbd7",
+        "commit": "51afbd7188cb81b7012487c5f9c4520b228bc68e",
         "dirty": false
     },
     "pytex": {
@@ -36,12 +36,12 @@
         {
             "name": "math/mathop/mkessler-mathop.sty",
             "source file": "math/mathop/mathop.pysty",
-            "build time": "2022/04/24 19:20",
-            "source version": "v2.9-12-g8583c50",
-            "source commit hash": "8583c50c595665f13b47a8f55033529d885745d4",
+            "build time": "2022/10/17 16:35",
+            "source version": "v2.9-30-g51afbd7",
+            "source commit hash": "51afbd7188cb81b7012487c5f9c4520b228bc68e",
             "pytex version": "v1.2.0-31-gc9bb0e8",
             "pytex commit hash": "c9bb0e87c91beae3e17a829603e4459cf804ec51",
-            "md5sum": "dba06510099d33f0258ead837d94924f",
+            "md5sum": "5e187f2f240bd92a140a96526e90b072",
             "dirty": false
         },
         {
diff --git a/math/mathop/mkessler-mathop.sty b/math/mathop/mkessler-mathop.sty
index d3cce38..cec4e25 100644
--- a/math/mathop/mkessler-mathop.sty
+++ b/math/mathop/mkessler-mathop.sty
@@ -31,7 +31,7 @@
 % 
 % Build details:
 %   PyTeX version: v1.2.0-31-gc9bb0e8 (commit c9bb0e8)
-%   Source code version: v2.9-12-g8583c50 (commit 8583c50)
+%   Source code version: v2.9-30-g51afbd7 (commit 51afbd7)
 % 
 % This LaTeX package is free software and is dual-licensed
 % under the LPPLv1.3c and the GPLv3 licenses.
@@ -47,7 +47,7 @@
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{mkessler-mathop}[2022/04/24 - Math Operator Package]
+\ProvidesPackage{mkessler-mathop}[2022/10/17 - Math Operator Package]
 
 
 %Provides some commonly used Operators used in the write-ups of my lecture notes
@@ -143,6 +143,7 @@
 \DeclareSimpleMathOperator{Tor}
 \DeclareSimpleMathOperator{MaxSpec}
 \DeclareSimpleMathOperator{Sh}
+\DeclareSimpleMathOperator{PSh}
 \DeclareSimpleMathOperator{Proj}
 \DeclareSimpleMathOperator{QCoh}
 \DeclareSimpleMathOperator{Fun}