diff --git a/src/aig/gia/gia.h b/src/aig/gia/gia.h
index 76c8fcb97..25a3758eb 100644
--- a/src/aig/gia/gia.h
+++ b/src/aig/gia/gia.h
@@ -1253,6 +1253,7 @@ extern int                 Gia_FileSize( char * pFileName );
 extern Gia_Man_t *         Gia_AigerReadFromMemory( char * pContents, int nFileSize, int fGiaSimple, int fSkipStrash, int fCheck );
 extern Gia_Man_t *         Gia_AigerRead( char * pFileName, int fGiaSimple, int fSkipStrash, int fCheck );
 extern void                Gia_AigerWrite( Gia_Man_t * p, char * pFileName, int fWriteSymbols, int fCompact, int fWriteNewLine );
+extern void                Gia_AigerWriteS( Gia_Man_t * p, char * pFileName, int fWriteSymbols, int fCompact, int fWriteNewLine, int fSkipComment );
 extern void                Gia_DumpAiger( Gia_Man_t * p, char * pFilePrefix, int iFileNum, int nFileNumDigits );
 extern Vec_Str_t *         Gia_AigerWriteIntoMemoryStr( Gia_Man_t * p );
 extern Vec_Str_t *         Gia_AigerWriteIntoMemoryStrPart( Gia_Man_t * p, Vec_Int_t * vCis, Vec_Int_t * vAnds, Vec_Int_t * vCos, int nRegs );
diff --git a/src/aig/gia/giaAiger.c b/src/aig/gia/giaAiger.c
index e3967e0ed..de94c4602 100644
--- a/src/aig/gia/giaAiger.c
+++ b/src/aig/gia/giaAiger.c
@@ -1217,7 +1217,7 @@ Vec_Str_t * Gia_AigerWriteIntoMemoryStrPart( Gia_Man_t * p, Vec_Int_t * vCis, Ve
   SeeAlso     []
 
 ***********************************************************************/
-void Gia_AigerWrite( Gia_Man_t * pInit, char * pFileName, int fWriteSymbols, int fCompact, int fWriteNewLine )
+void Gia_AigerWriteS( Gia_Man_t * pInit, char * pFileName, int fWriteSymbols, int fCompact, int fWriteNewLine, int fSkipComment )
 {
     int fVerbose = XAIG_VERBOSE;
     FILE * pFile;
@@ -1557,8 +1557,10 @@ void Gia_AigerWrite( Gia_Man_t * pInit, char * pFileName, int fWriteSymbols, int
     // write comments
     if ( fWriteNewLine )
         fprintf( pFile, "c\n" );
-    fprintf( pFile, "\nThis file was produced by the GIA package in ABC on %s\n", Gia_TimeStamp() );
-    fprintf( pFile, "For information about AIGER format, refer to %s\n", "http://fmv.jku.at/aiger" );
+    if ( !fSkipComment ) {
+        fprintf( pFile, "\nThis file was produced by the GIA package in ABC on %s\n", Gia_TimeStamp() );
+        fprintf( pFile, "For information about AIGER format, refer to %s\n", "http://fmv.jku.at/aiger" );
+    }
     fclose( pFile );
     if ( p != pInit )
     {
@@ -1567,6 +1569,22 @@ void Gia_AigerWrite( Gia_Man_t * pInit, char * pFileName, int fWriteSymbols, int
     }
 }
 
+/**Function*************************************************************
+
+  Synopsis    [Writes the AIG in the binary AIGER format.]
+
+  Description []
+  
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+void Gia_AigerWrite( Gia_Man_t * pInit, char * pFileName, int fWriteSymbols, int fCompact, int fWriteNewLine )
+{
+     Gia_AigerWriteS( pInit, pFileName, fWriteSymbols, fCompact, fWriteNewLine, 0 );
+}
+
 /**Function*************************************************************
 
   Synopsis    [Writes the AIG in the binary AIGER format.]
diff --git a/src/base/abci/abc.c b/src/base/abci/abc.c
index bd0dd74cf..e0ca6e948 100644
--- a/src/base/abci/abc.c
+++ b/src/base/abci/abc.c
@@ -32071,9 +32071,10 @@ int Abc_CommandAbc9Write( Abc_Frame_t * pAbc, int argc, char ** argv )
     int fMiniLut = 0;
     int fWriteNewLine = 0;
     int fReverse = 0;
+    int fSkipComment = 0;
     int fVerbose = 0;
     Extra_UtilGetoptReset();
-    while ( ( c = Extra_UtilGetopt( argc, argv, "upicabmlnrvh" ) ) != EOF )
+    while ( ( c = Extra_UtilGetopt( argc, argv, "upicabmlnrsvh" ) ) != EOF )
     {
         switch ( c )
         {
@@ -32107,6 +32108,9 @@ int Abc_CommandAbc9Write( Abc_Frame_t * pAbc, int argc, char ** argv )
         case 'r':
             fReverse ^= 1;
             break;            
+        case 's':
+            fSkipComment ^= 1;
+            break;
         case 'v':
             fVerbose ^= 1;
             break;
@@ -32142,11 +32146,11 @@ int Abc_CommandAbc9Write( Abc_Frame_t * pAbc, int argc, char ** argv )
     else if ( fMiniLut )
         Gia_ManWriteMiniLut( pAbc->pGia, pFileName );
     else
-        Gia_AigerWrite( pAbc->pGia, pFileName, 0, 0, fWriteNewLine );
+        Gia_AigerWriteS( pAbc->pGia, pFileName, 0, 0, fWriteNewLine, fSkipComment );
     return 0;
 
 usage:
-    Abc_Print( -2, "usage: &w [-upicabmlnrvh] <file>\n" );
+    Abc_Print( -2, "usage: &w [-upicabmlnrsvh] <file>\n" );
     Abc_Print( -2, "\t         writes the current AIG into the AIGER file\n" );
     Abc_Print( -2, "\t-u     : toggle writing canonical AIG structure [default = %s]\n", fUnique? "yes" : "no" );
     Abc_Print( -2, "\t-p     : toggle writing Verilog with 'and' and 'not' [default = %s]\n", fVerilog? "yes" : "no" );
@@ -32158,6 +32162,7 @@ usage:
     Abc_Print( -2, "\t-l     : toggle writing MiniLUT rather than AIGER [default = %s]\n", fMiniLut? "yes" : "no" );
     Abc_Print( -2, "\t-n     : toggle writing \'\\n\' after \'c\' in the AIGER file [default = %s]\n", fWriteNewLine? "yes": "no" );
     Abc_Print( -2, "\t-r     : toggle reversing the order of input/output bits [default = %s]\n", fReverse? "yes": "no" );    
+    Abc_Print( -2, "\t-s     : toggle skipping the timestamp in the output file [default = %s]\n", fSkipComment? "yes": "no" );
     Abc_Print( -2, "\t-v     : toggle verbose output [default = %s]\n", fVerbose? "yes": "no" );
     Abc_Print( -2, "\t-h     : print the command usage\n");
     Abc_Print( -2, "\t<file> : the file name\n");