diff --git a/CMakeLists.txt b/CMakeLists.txt
index 70c5ff92c..0d2ad783d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1411,7 +1411,7 @@ elseif(OpenBSD)
 elseif(DragonFly)
     target_compile_definitions(libfastfetch PUBLIC __FreeBSD__)
 elseif(SunOS)
-    target_compile_definitions(libfastfetch PUBLIC _GNU_SOURCE _XOPEN_SOURCE __STDC_WANT_LIB_EXT1__ _FILE_OFFSET_BITS=64 __EXTENSIONS__ _POSIX_C_SOURCE)
+    target_compile_definitions(libfastfetch PUBLIC _GNU_SOURCE __STDC_WANT_LIB_EXT1__ _FILE_OFFSET_BITS=64 __EXTENSIONS__ _POSIX_C_SOURCE)
 elseif(NetBSD)
     target_compile_definitions(libfastfetch PUBLIC _GNU_SOURCE)
     set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-char-subscripts")
diff --git a/src/detection/localip/localip_linux.c b/src/detection/localip/localip_linux.c
index 07138a4d6..2e525dd04 100644
--- a/src/detection/localip/localip_linux.c
+++ b/src/detection/localip/localip_linux.c
@@ -339,8 +339,8 @@ const char* ffDetectLocalIps(const FFLocalIpOptions* options, FFlist* results)
             }
         }
 
-        FF_DEBUG("Processing interface %s (family=%d, flags=0x%x)",
-                 ifa->ifa_name, ifa->ifa_addr->sa_family, ifa->ifa_flags);
+        FF_DEBUG("Processing interface %s (family=%d, flags=0x%lx)",
+                 ifa->ifa_name, ifa->ifa_addr->sa_family, (unsigned long) ifa->ifa_flags);
 
         FFAdapter* adapter = NULL;
         FF_LIST_FOR_EACH(FFAdapter, x, adapters)
diff --git a/src/detection/memory/memory_sunos.c b/src/detection/memory/memory_sunos.c
index 1df271055..f390d0ae3 100644
--- a/src/detection/memory/memory_sunos.c
+++ b/src/detection/memory/memory_sunos.c
@@ -3,8 +3,8 @@
 
 const char* ffDetectMemory(FFMemoryResult* ram)
 {
-    ram->bytesTotal = sysconf(_SC_PHYS_PAGES) * instance.state.platform.sysinfo.pageSize;
-    ram->bytesUsed = ram->bytesTotal - sysconf(_SC_AVPHYS_PAGES) * instance.state.platform.sysinfo.pageSize;
+    ram->bytesTotal = (uint64_t) sysconf(_SC_PHYS_PAGES) * instance.state.platform.sysinfo.pageSize;
+    ram->bytesUsed = ram->bytesTotal - (uint64_t) sysconf(_SC_AVPHYS_PAGES) * instance.state.platform.sysinfo.pageSize;
 
     return NULL;
 }