diff --git a/Makefile b/Makefile
index 973e852..1eda170 100644
--- a/Makefile
+++ b/Makefile
@@ -48,8 +48,8 @@ ifeq ($(BUILD), debug)
     DEBUGOBJ := $(notdir $(DEBUGSRC:%.c=%.o))
     COBJ += $(DEBUGOBJ)
 else ifeq ($(BUILD), release)
-    CFLAGS += -O2 -DNDEBUG -D_FILE_OFFSET_BITS=64 -DFUSE_USE_VERSION=26 -D_GNU_SOURCE -DPSYNC_SSL_DEBUG_LEVEL=$(SSLDBGLVL)
-    CXXFLAGS += -O2 -DNDEBUG -D_FILE_OFFSET_BITS=64 -DFUSE_USE_VERSION=26 -D_GNU_SOURCE -DPSYNC_SSL_DEBUG_LEVEL=$(SSLDBGLVL)
+    CFLAGS += -g -O0 -DNDEBUG -D_FILE_OFFSET_BITS=64 -DFUSE_USE_VERSION=26 -D_GNU_SOURCE -DPSYNC_SSL_DEBUG_LEVEL=$(SSLDBGLVL)
+    CXXFLAGS += -g -O0 -DNDEBUG -D_FILE_OFFSET_BITS=64 -DFUSE_USE_VERSION=26 -D_GNU_SOURCE -DPSYNC_SSL_DEBUG_LEVEL=$(SSLDBGLVL)
     COMMONFLAGS := $(filter-out -fsanitize=address,$(COMMONFLAGS))
     LIBLDFLAGS := $(filter-out -fsanitize=address,$(LIBLDFLAGS))
     EXECLDFLAGS := $(filter-out -fsanitize=address,$(EXECLDFLAGS))
diff --git a/pclsync/prand.c b/pclsync/prand.c
index 1086583..8e5c492 100644
--- a/pclsync/prand.c
+++ b/pclsync/prand.c
@@ -6,6 +6,7 @@
 #include <sys/utsname.h>
 
 #include "plibs.h"
+#include "pmem.h"
 #include "ppath.h"
 #include "prand.h"
 #include "psettings.h"
@@ -133,7 +134,7 @@ void prand_seed(unsigned char *seed, const void *addent, size_t aelen,
     psync_lhash_update(&hctx, home, strlen(home));
     if (pdbg_likely(!stat(home, &st)))
       psync_lhash_update(&hctx, &st, sizeof(st));
-    free(home);
+    pmem_free(PMEM_SUBSYS_OTHER, home);
   }
   if (!fast) {
     pdbg_logf(D_NOTICE, "getting seed from database");