diff --git a/Json5/Parsing/Json5Lexer.cs b/Json5/Parsing/Json5Lexer.cs
index d9c9a3c..6a78a6c 100644
--- a/Json5/Parsing/Json5Lexer.cs
+++ b/Json5/Parsing/Json5Lexer.cs
@@ -438,7 +438,7 @@ public Json5Token Read()
                         goto start;
                     }
 
-                    return Token(Json5TokenType.Number, double.Parse(inputBuffer), inputBuffer);
+                    return Token(Json5TokenType.Number, double.Parse(inputBuffer, CultureInfo.InvariantCulture), inputBuffer);
 
                 case State.DecimalPointLeading:
                     if (r == -1)
@@ -470,7 +470,7 @@ public Json5Token Read()
                         goto start;
                     }
 
-                    return Token(Json5TokenType.Number, double.Parse(inputBuffer), inputBuffer);
+                    return Token(Json5TokenType.Number, double.Parse(inputBuffer, CultureInfo.InvariantCulture), inputBuffer);
 
                 case State.DecimalFraction:
                     switch (r)
@@ -488,7 +488,7 @@ public Json5Token Read()
                         goto start;
                     }
 
-                    return Token(Json5TokenType.Number, double.Parse(inputBuffer), inputBuffer);
+                    return Token(Json5TokenType.Number, double.Parse(inputBuffer, CultureInfo.InvariantCulture), inputBuffer);
 
                 case State.DecimalExponent:
                     switch (r)
@@ -532,7 +532,7 @@ public Json5Token Read()
                         goto start;
                     }
 
-                    return Token(Json5TokenType.Number, double.Parse(inputBuffer), inputBuffer);
+                    return Token(Json5TokenType.Number, double.Parse(inputBuffer, CultureInfo.InvariantCulture), inputBuffer);
 
                 case State.Hexadecimal:
                     if (r == -1)