diff --git a/fhem/FHEM/33_readingsGroup.pm b/fhem/FHEM/33_readingsGroup.pm
index a107e3522..16ae71f9f 100644
--- a/fhem/FHEM/33_readingsGroup.pm
+++ b/fhem/FHEM/33_readingsGroup.pm
@@ -586,10 +586,10 @@ readingsGroup_2html($;$)
         } else {
           my $cmd = lookup2($hash->{helper}{commands},$name,$d,$txt);
 
-          if( $cmd && $cmd =~ m/^([\w-]*):(\S*)?(\s(\S*))?$/ ) {
+          if( $cmd && $cmd =~ m/^([\w-]*):(\S*)?(\s\S*)?$/ ) {
             my $set = $1;
             my $values = $2;
-            $set .= " $3" if( $3 );
+            $set .= $3 if( $3 );
 
             if( !$values ) {
               my %extPage = ();
@@ -749,10 +749,10 @@ readingsGroup_2html($;$)
         if( !$devStateIcon ) {
           $cmd = lookup2($hash->{helper}{commands},$name,$n,$v) if( !$devStateIcon );
 
-          if( $cmd && $cmd =~ m/^([\w-]*):(\S*)?(\s(\S*))?$/ ) {
+          if( $cmd && $cmd =~ m/^([\w-]*):(\S*)?(\s\S*)?$/ ) {
             my $set = $1;
             my $values = $2;
-            $set .= " $3" if( $3 );
+            $set .= $3 if( $3 );
 
             if( !$values ) {
               my %extPage = ();