diff --git a/lib/checkio.cpp b/lib/checkio.cpp
index 2df5633bb..ecbda6504 100644
--- a/lib/checkio.cpp
+++ b/lib/checkio.cpp
@@ -1168,6 +1168,10 @@ void CheckIO::checkFormatString(const Token * const tok,
                                             if (!typesMatch(argInfo.typeToken->originalName(), "ssize_t"))
                                                 invalidPrintfArgTypeError_uint(tok, numFormat, specifier, &argInfo);
                                             break;
+                                        case 'L':
+                                            if (argInfo.typeToken->str() != "long" || !argInfo.typeToken->isLong())
+                                                invalidPrintfArgTypeError_sint(tok, numFormat, specifier, &argInfo);
+                                            break;
                                         default:
                                             if (!Token::Match(argInfo.typeToken, "bool|char|short|int"))
                                                 invalidPrintfArgTypeError_sint(tok, numFormat, specifier, &argInfo);
@@ -1230,6 +1234,10 @@ void CheckIO::checkFormatString(const Token * const tok,
                                             } else if (!typesMatch(argInfo.typeToken->originalName(), "size_t"))
                                                 invalidPrintfArgTypeError_uint(tok, numFormat, specifier, &argInfo);
                                             break;
+                                        case 'L':
+                                            if (argInfo.typeToken->str() != "long" || !argInfo.typeToken->isLong())
+                                                invalidPrintfArgTypeError_uint(tok, numFormat, specifier, &argInfo);
+                                            break;
                                         default:
                                             if (!Token::Match(argInfo.typeToken, "bool|char|short|int"))
                                                 invalidPrintfArgTypeError_uint(tok, numFormat, specifier, &argInfo);
diff --git a/test/testio.cpp b/test/testio.cpp
index 2f0cf774c..ceba9b64e 100644
--- a/test/testio.cpp
+++ b/test/testio.cpp
@@ -2193,6 +2193,13 @@ private:
               "    printf(\"%d\", s.x);\n"
               "}");
         ASSERT_EQUALS("", errout.str());
+
+        // Ticket #7601
+        check("void foo(int i, unsigned int ui, long long ll, unsigned long long ull) {\n"
+              "    printf(\"%Ld %Lu %Ld %Lu\", i, ui, ll, ull);\n"
+              "}");
+        ASSERT_EQUALS("[test.cpp:2]: (warning) %Ld in format string (no. 1) requires 'long long' but the argument type is 'int'.\n"
+                      "[test.cpp:2]: (warning) %Lu in format string (no. 2) requires 'unsigned long long' but the argument type is 'unsigned int'.\n", errout.str());
     }
 
     void testPosixPrintfScanfParameterPosition() { // #4900  - No support for parameters in format strings