diff --git a/src/compiler/pp-define.bas b/src/compiler/pp-define.bas
index ee68699f09..df2cb23014 100644
--- a/src/compiler/pp-define.bas
+++ b/src/compiler/pp-define.bas
@@ -957,7 +957,7 @@ private function hReadMacroText _
 			'' '##'?
 			case CHAR_SHARP
 				lexSkipToken( LEX_FLAGS )
-				lexSkipToken( LEX_FLAGS )
+				lexSkipToken( LEX_FLAGS or LEXCHECK_NOLINECONT)
 				continue do
 
 			'' '#' macro?
diff --git a/src/compiler/pp.bas b/src/compiler/pp.bas
index 98271b12f1..b71b2bacf1 100644
--- a/src/compiler/pp.bas
+++ b/src/compiler/pp.bas
@@ -546,6 +546,14 @@ function ppReadLiteral _
     	case CHAR_SHARP
     		select case lexGetLookAhead( 1, (LEX_FLAGS or LEXCHECK_KWDNAMESPC) and _
     								 		(not LEXCHECK_NOWHITESPC) )
+    		'' '##'?
+    		case CHAR_SHARP
+    			lexSkipToken( LEX_FLAGS )
+    			lexSkipToken( LEX_FLAGS or LEXCHECK_NOLINECONT)
+    			if *lexGetText( ) <> "_" then     '' Is only '##_'?
+    				DZstrConcatAssign( text, "##" )
+    			end if
+
     		'' '#' macro?
     		case FB_TK_PP_MACRO
     			if( ismultiline ) then
@@ -689,6 +697,14 @@ function ppReadLiteralW _
     	case CHAR_SHARP
     		select case lexGetLookAhead( 1, (LEX_FLAGS or LEXCHECK_KWDNAMESPC) and _
     								 		(not LEXCHECK_NOWHITESPC) )
+    		'' '##'?
+    		case CHAR_SHARP
+    			lexSkipToken( LEX_FLAGS )
+    			lexSkipToken( LEX_FLAGS or LEXCHECK_NOLINECONT)
+    			if *lexGetText( ) <> "_" then     '' Is only '##_'?
+    				DWstrConcatAssignA( text, "##" )
+    			end if
+
     		'' '#' macro?
     		case FB_TK_PP_MACRO
     			if( ismultiline ) then