2 files changed, 3 insertions, 3 deletions
diff --git a/acprep b/acprep
index 81a4a853..36193dea 100755
--- a/acprep
+++ b/acprep
@@ -29,7 +29,7 @@ elif [ "$1" = "--flat-opt" ]; then
 elif [ "$1" = "--safe-opt" ]; then
     ./configure CPPFLAGS="$INCDIRS" LDFLAGS="$LIBDIRS" \
 	CXXFLAGS="-fomit-frame-pointer -fastf -mcpu=7450 -DDEBUG_LEVEL=1" \
-	--disable-shared
+	--enable-python --disable-shared
 elif [ "$1" = "--perf" ]; then
     ./configure CPPFLAGS="$INCDIRS" LDFLAGS="$LIBDIRS" CXXFLAGS="-g -pg"
 fi
diff --git a/option.cc b/option.cc
index b34a972b..b04865bc 100644
--- a/option.cc
+++ b/option.cc
@@ -155,9 +155,9 @@ void process_environment(std::list<option_t>& options,
 	   *q && *q != '=' && r - buf < 128;
 	   q++)
 	if (*q == '_')
-	  *r++ += '-';
+	  *r++ = '-';
 	else
-	  *r++ += std::tolower(*q);
+	  *r++ = std::tolower(*q);
       *r = '\0';
 
       if (*q == '=')