diff --git a/backends/libpurple/main.cpp b/backends/libpurple/main.cpp
index a337bcb4..22b3ee0b 100644
--- a/backends/libpurple/main.cpp
+++ b/backends/libpurple/main.cpp
@@ -17,7 +17,7 @@
 #include "geventloop.h"
 
 // #include "valgrind/memcheck.h"
-#ifndef BSD
+#ifndef __FreeBSD__
 #include "malloc.h"
 #endif
 #include <algorithm>
@@ -366,7 +366,7 @@ class SpectrumNetworkPlugin : public NetworkPlugin {
 
 				purple_accounts_delete_wrapped(account);
 #ifndef WIN32
-#ifndef BSD
+#ifndef __FreeBSD__
 				malloc_trim(0);
 #endif
 #endif
diff --git a/src/usermanager.cpp b/src/usermanager.cpp
index 11ec7296..98c75dcf 100644
--- a/src/usermanager.cpp
+++ b/src/usermanager.cpp
@@ -31,7 +31,7 @@
 #include "Swiften/Swiften.h"
 #include "Swiften/Server/ServerStanzaChannel.h"
 #include "Swiften/Elements/StreamError.h"
-#ifndef BSD
+#ifndef __FreeBSD__
 #include "malloc.h"
 #endif
 // #include "valgrind/memcheck.h"
@@ -126,7 +126,7 @@ void UserManager::removeUser(User *user, bool onUserBehalf) {
 	onUserDestroyed(user);
 	delete user;
 #ifndef WIN32
-#ifndef BSD
+#ifndef __FreeBSD__
 	malloc_trim(0);
 #endif
 #endif