diff --git a/README.md b/README.md
index f26bb82c..f900383e 100644
--- a/README.md
+++ b/README.md
@@ -54,7 +54,7 @@ Jasmine tests itself across many browsers (Safari, Chrome, Firefox, Microsoft Ed
 | Node              | 10, 12, 14, 16     |
 | Safari            | 8-14               |
 | Chrome            | Evergreen          |
-| Firefox           | Evergreen, 68, 78  |
+| Firefox           | Evergreen, 68, 78, 91 |
 | Edge              | Evergreen          |
 | Internet Explorer | 10, 11             |
 
diff --git a/lib/jasmine-core/jasmine.js b/lib/jasmine-core/jasmine.js
index 22d7b96a..9f0da7e2 100644
--- a/lib/jasmine-core/jasmine.js
+++ b/lib/jasmine-core/jasmine.js
@@ -1036,7 +1036,7 @@ x     */
     if (this.message) {
       this.excludeMessage = message;
     }
-    this.pend();
+    this.pend(message);
   };
 
   Spec.prototype.getResult = function() {
diff --git a/release_notes/3.10.1.md b/release_notes/3.10.1.md
new file mode 100644
index 00000000..f3f44228
--- /dev/null
+++ b/release_notes/3.10.1.md
@@ -0,0 +1,12 @@
+# Jasmine Core 3.10.1 Release Notes
+
+## Bugfixes
+
+* Fixed missing pendingReason in pending spec results
+  * Fixes [#1939](https://github.com/jasmine/jasmine/issues/1939)
+  * Merges [#1940](https://github.com/jasmine/jasmine/pull/1940) from @jan-molak
+
+
+------
+
+_Release Notes generated with _[Anchorman](http://github.com/infews/anchorman)_
diff --git a/scripts/run-all-browsers b/scripts/run-all-browsers
index fed12b02..45d74aaa 100755
--- a/scripts/run-all-browsers
+++ b/scripts/run-all-browsers
@@ -27,6 +27,7 @@ run_browser "internet explorer" 11
 run_browser "internet explorer" 10
 run_browser chrome latest
 run_browser firefox latest
+run_browser firefox 91
 run_browser firefox 78
 run_browser firefox 68 
 run_browser safari 14 
diff --git a/spec/core/EnvSpec.js b/spec/core/EnvSpec.js
index ced422a4..5087d185 100644
--- a/spec/core/EnvSpec.js
+++ b/spec/core/EnvSpec.js
@@ -538,6 +538,18 @@ describe('Env', function() {
       expect(excludeSpy).toHaveBeenCalledWith('Temporarily disabled with xit');
     });
 
+    it('calls spec.pend with "Temporarily disabled with xit"', function() {
+      var pendSpy = jasmine.createSpy();
+      var realExclude = jasmineUnderTest.Spec.prototype.exclude;
+
+      spyOn(env, 'it_').and.returnValue({
+        exclude: realExclude,
+        pend: pendSpy
+      });
+      env.xit('foo', function() {});
+      expect(pendSpy).toHaveBeenCalledWith('Temporarily disabled with xit');
+    });
+
     it('throws an error when it receives a non-fn argument', function() {
       expect(function() {
         env.xit('undefined arg', null);
diff --git a/src/core/Spec.js b/src/core/Spec.js
index 1639a918..ffaaff75 100644
--- a/src/core/Spec.js
+++ b/src/core/Spec.js
@@ -254,7 +254,7 @@ x     */
     if (this.message) {
       this.excludeMessage = message;
     }
-    this.pend();
+    this.pend(message);
   };
 
   Spec.prototype.getResult = function() {