diff --git a/include/corkscrew/map_info.h b/include/corkscrew/map_info.h
index c5cd8f8..ea1d35f 100644
--- a/include/corkscrew/map_info.h
+++ b/include/corkscrew/map_info.h
@@ -21,6 +21,7 @@
 
 #include <sys/types.h>
 #include <stdbool.h>
+#include <stdint.h>
 
 #ifdef __cplusplus
 extern "C" {
diff --git a/include/corkscrew/ptrace.h b/include/corkscrew/ptrace.h
index 172e348..0040c22 100644
--- a/include/corkscrew/ptrace.h
+++ b/include/corkscrew/ptrace.h
@@ -24,6 +24,7 @@
 
 #include <sys/types.h>
 #include <stdbool.h>
+#include <stdint.h>
 
 #ifdef __cplusplus
 extern "C" {
diff --git a/include/corkscrew/symbol_table.h b/include/corkscrew/symbol_table.h
index 020c8b8..4998750 100644
--- a/include/corkscrew/symbol_table.h
+++ b/include/corkscrew/symbol_table.h
@@ -17,6 +17,7 @@
 #ifndef _CORKSCREW_SYMBOL_TABLE_H
 #define _CORKSCREW_SYMBOL_TABLE_H
 
+#include <stdint.h>
 #include <sys/types.h>
 
 #ifdef __cplusplus
diff --git a/libcorkscrew/map_info.c b/libcorkscrew/map_info.c
index f33378f..3c52854 100644
--- a/libcorkscrew/map_info.c
+++ b/libcorkscrew/map_info.c
@@ -21,6 +21,7 @@
 
 #include <ctype.h>
 #include <stdio.h>
+#include <stdlib.h>
 #include <string.h>
 #include <limits.h>
 #include <pthread.h>
diff --git a/libcorkscrew/ptrace.c b/libcorkscrew/ptrace.c
index cbea8ca..6496d5e 100644
--- a/libcorkscrew/ptrace.c
+++ b/libcorkscrew/ptrace.c
@@ -21,6 +21,7 @@
 #include <corkscrew/ptrace.h>
 
 #include <errno.h>
+#include <stdlib.h>
 #include <sys/ptrace.h>
 #include <cutils/log.h>