diff --git a/libsolidity/analysis/TypeChecker.cpp b/libsolidity/analysis/TypeChecker.cpp
index 762361080..94d9544df 100644
--- a/libsolidity/analysis/TypeChecker.cpp
+++ b/libsolidity/analysis/TypeChecker.cpp
@@ -337,7 +337,7 @@ bool TypeChecker::visit(FunctionDefinition const& _function)
 		if (_function.libraryFunction())
 			m_errorReporter.typeError(7708_error, _function.location(), "Library functions cannot be payable.");
 		if (_function.isOrdinary() && !_function.isPartOfExternalInterface())
-			m_errorReporter.typeError(5587_error, _function.location(), "Internal functions cannot be payable.");
+			m_errorReporter.typeError(5587_error, _function.location(), "\"internal\" and \"private\" functions cannot be payable.");
 	}
 	auto checkArgumentAndReturnParameter = [&](VariableDeclaration const& var) {
 		if (type(var)->category() == Type::Category::Mapping)
diff --git a/test/libsolidity/syntaxTests/nameAndTypeResolution/356_payable_internal.sol b/test/libsolidity/syntaxTests/nameAndTypeResolution/356_payable_internal.sol
index 2bf491b5d..a21a18d9c 100644
--- a/test/libsolidity/syntaxTests/nameAndTypeResolution/356_payable_internal.sol
+++ b/test/libsolidity/syntaxTests/nameAndTypeResolution/356_payable_internal.sol
@@ -2,4 +2,4 @@ contract test {
     function f() payable internal {}
 }
 // ----
-// TypeError 5587: (20-52): Internal functions cannot be payable.
+// TypeError 5587: (20-52): "internal" and "private" functions cannot be payable.
diff --git a/test/libsolidity/syntaxTests/nameAndTypeResolution/357_payable_private.sol b/test/libsolidity/syntaxTests/nameAndTypeResolution/357_payable_private.sol
index fcc0dba35..3436ce76f 100644
--- a/test/libsolidity/syntaxTests/nameAndTypeResolution/357_payable_private.sol
+++ b/test/libsolidity/syntaxTests/nameAndTypeResolution/357_payable_private.sol
@@ -2,4 +2,4 @@ contract test {
     function f() payable private {}
 }
 // ----
-// TypeError 5587: (20-51): Internal functions cannot be payable.
+// TypeError 5587: (20-51): "internal" and "private" functions cannot be payable.