diff --git a/src/modules/launcher/Plugins/Microsoft.PowerToys.Run.Plugin.Calculator.UnitTest/ExtendedCalculatorParserTests.cs b/src/modules/launcher/Plugins/Microsoft.PowerToys.Run.Plugin.Calculator.UnitTest/ExtendedCalculatorParserTests.cs
index 82a5b83a61..929fa8489a 100644
--- a/src/modules/launcher/Plugins/Microsoft.PowerToys.Run.Plugin.Calculator.UnitTest/ExtendedCalculatorParserTests.cs
+++ b/src/modules/launcher/Plugins/Microsoft.PowerToys.Run.Plugin.Calculator.UnitTest/ExtendedCalculatorParserTests.cs
@@ -74,6 +74,8 @@ namespace Microsoft.PowerToys.Run.Plugin.Calculator.UnitTests
                 new object[] { "e*2", 5.43656365691809M },
                 new object[] { "ln(3)",  1.09861228866810M },
                 new object[] { "log(3)", 0.47712125471966M },
+                new object[] { "log2(3)", 1.58496250072116M },
+                new object[] { "log10(3)", 0.47712125471966M },
                 new object[] { "ln(e)", 1M },
                 new object[] { "cosh(0)", 1M },
             };
@@ -166,6 +168,10 @@ namespace Microsoft.PowerToys.Run.Plugin.Calculator.UnitTests
         [DataTestMethod]
         [DataRow("log(3)", true)]
         [DataRow("ln(3)", true)]
+        [DataRow("log2(3)", true)]
+        [DataRow("log10(3)", true)]
+        [DataRow("log2", false)]
+        [DataRow("log10", false)]
         [DataRow("log", false)]
         [DataRow("ln", false)]
         [DataRow("ceil(2 * (pi ^ 2))", true)]
diff --git a/src/modules/launcher/Plugins/Microsoft.PowerToys.Run.Plugin.Calculator/CalculateHelper.cs b/src/modules/launcher/Plugins/Microsoft.PowerToys.Run.Plugin.Calculator/CalculateHelper.cs
index ca00f679d3..d0908b3de0 100644
--- a/src/modules/launcher/Plugins/Microsoft.PowerToys.Run.Plugin.Calculator/CalculateHelper.cs
+++ b/src/modules/launcher/Plugins/Microsoft.PowerToys.Run.Plugin.Calculator/CalculateHelper.cs
@@ -12,7 +12,7 @@ namespace Microsoft.PowerToys.Run.Plugin.Calculator
         private static readonly Regex RegValidExpressChar = new Regex(
             @"^(" +
             @"%|" +
-            @"ceil\s*\(|floor\s*\(|exp\s*\(|max\s*\(|min\s*\(|abs\s*\(|log\s*\(|ln\s*\(|sqrt\s*\(|pow\s*\(|" +
+            @"ceil\s*\(|floor\s*\(|exp\s*\(|max\s*\(|min\s*\(|abs\s*\(|log(?:2|10)?\s*\(|ln\s*\(|sqrt\s*\(|pow\s*\(|" +
             @"factorial\s*\(|sign\s*\(|round\s*\(|rand\s*\(|" +
             @"sin\s*\(|cos\s*\(|tan\s*\(|arcsin\s*\(|arccos\s*\(|arctan\s*\(|" +
             @"sinh\s*\(|cosh\s*\(|tanh\s*\(|arsinh\s*\(|arcosh\s*\(|artanh\s*\(|" +