diff --git a/src/memory.cpp b/src/memory.cpp
index 9102352e..c360e976 100644
--- a/src/memory.cpp
+++ b/src/memory.cpp
@@ -114,8 +114,8 @@ void update_procmem()
     static auto pageSize = sysconf(_SC_PAGESIZE);
     if (pageSize < 0) pageSize = 4096;
 
-    long int temp[7];
-    if (fscanf(statm, "%ld %ld %ld %ld %ld %ld %ld",
+    long long int temp[7];
+    if (fscanf(statm, "%lld %lld %lld %lld %lld %lld %lld",
         &temp[0], &temp[1], &temp[2], &temp[3],
         &temp[4], /* unused since Linux 2.6; always 0 */
         &temp[5], &temp[6]) == 7)
diff --git a/src/memory.h b/src/memory.h
index c48603ac..33fe846f 100644
--- a/src/memory.h
+++ b/src/memory.h
@@ -17,8 +17,8 @@ struct memory_information {
 
 struct process_mem
 {
-    float virt, resident, shared;
-    long int text, data, dirty;
+    int64_t virt, resident, shared;
+    int64_t text, data, dirty;
 };
 extern process_mem proc_mem;