diff --git a/Zend/zend_execute.c b/Zend/zend_execute.c
index dc2e0d4953b..02a04472727 100644
--- a/Zend/zend_execute.c
+++ b/Zend/zend_execute.c
@@ -20,34 +20,25 @@
 
 #define ZEND_INTENSIVE_DEBUGGING 0
 
-#include <stdio.h>
-#include <signal.h>
-
-#include "zend.h"
-#include "zend_compile.h"
 #include "zend_execute.h"
-#include "zend_API.h"
-#include "zend_ptr_stack.h"
+#include "zend_API.h" // for ZEND_FUNCTION()
+#include "zend_arena.h"
 #include "zend_constants.h"
 #include "zend_extensions.h"
 #include "zend_ini.h"
 #include "zend_exceptions.h"
-#include "zend_interfaces.h"
 #include "zend_closures.h"
-#include "zend_generators.h"
-#include "zend_vm.h"
-#include "zend_dtrace.h"
-#include "zend_inheritance.h"
-#include "zend_type_info.h"
+#include "zend_generators.h" // for zend_ce_generator
+#include "zend_inheritance.h" // for zend_do_link_class()
 #include "zend_smart_str.h"
 #include "zend_observer.h"
-#include "zend_system_id.h"
-#include "zend_call_stack.h"
-#include "Optimizer/zend_func_info.h"
 
 /* Virtual current working directory support */
 #include "zend_virtual_cwd.h"
 
+#include <stdio.h>
+#include <signal.h>
+
 #ifdef HAVE_GCC_GLOBAL_REGS
 # if defined(__GNUC__) && ZEND_GCC_VERSION >= 4008 && defined(i386)
 #  define ZEND_VM_FP_GLOBAL_REG "%esi"
@@ -5283,6 +5274,9 @@ static zend_always_inline zend_execute_data *_zend_vm_stack_push_call_frame(uint
 /* This callback disables optimization of "vm_stack_data" variable in VM */
 ZEND_API void (ZEND_FASTCALL *zend_touch_vm_stack_data)(void *vm_stack_data) = NULL;
 
+#include "zend_fibers.h" // needed by zend_vm_execute.h
+#include "zend_interfaces.h" // needed by zend_vm_execute.h
+#include "zend_objects.h" // needed by zend_vm_execute.h
 #include "zend_vm_execute.h"
 
 ZEND_API zend_result zend_set_user_opcode_handler(zend_uchar opcode, user_opcode_handler_t handler)
diff --git a/Zend/zend_execute.h b/Zend/zend_execute.h
index de53305090c..b7aa5276471 100644
--- a/Zend/zend_execute.h
+++ b/Zend/zend_execute.h
@@ -21,10 +21,15 @@
 #ifndef ZEND_EXECUTE_H
 #define ZEND_EXECUTE_H
 
-#include "zend_compile.h"
-#include "zend_hash.h"
-#include "zend_operators.h"
-#include "zend_variables.h"
+#include "zend_compile.h" // for zend_op_array
+#include "zend_list.h" // for zend_rsrc_list_get_rsrc_type()
+#include "zend_portability.h" // for BEGIN_EXTERN_C
+#include "zend_types.h" // for zend_execute_data
+
+#if ZEND_DEBUG
+#include "zend_globals.h" // for struct _zend_executor_globals
+#include "zend_globals_macros.h" // for EG()
+#endif
 
 BEGIN_EXTERN_C()
 struct _zend_fcall_info;
@@ -182,6 +187,7 @@ ZEND_API zend_result ZEND_FASTCALL zval_update_constant_ex(zval *pp, zend_class_
 ZEND_API zend_result ZEND_FASTCALL zval_update_constant_with_ctx(zval *pp, zend_class_entry *scope, zend_ast_evaluate_ctx *ctx);
 
 /* dedicated Zend executor functions - do not use! */
+typedef struct _zend_vm_stack *zend_vm_stack;
 struct _zend_vm_stack {
 	zval *top;
 	zval *end;
diff --git a/Zend/zend_execute_API.c b/Zend/zend_execute_API.c
index 17c3caae214..066c45d1eb4 100644
--- a/Zend/zend_execute_API.c
+++ b/Zend/zend_execute_API.c
@@ -18,26 +18,18 @@
    +----------------------------------------------------------------------+
 */
 
-#include <stdio.h>
-#include <signal.h>
-
-#include "zend.h"
-#include "zend_compile.h"
-#include "zend_execute.h"
 #include "zend_API.h"
-#include "zend_stack.h"
 #include "zend_constants.h"
 #include "zend_extensions.h"
 #include "zend_exceptions.h"
 #include "zend_closures.h"
-#include "zend_generators.h"
-#include "zend_vm.h"
-#include "zend_float.h"
 #include "zend_fibers.h"
 #include "zend_weakrefs.h"
-#include "zend_inheritance.h"
 #include "zend_observer.h"
-#include "zend_call_stack.h"
+
+#include <stdio.h>
+#include <signal.h>
+
 #ifdef HAVE_SYS_TIME_H
 #include <sys/time.h>
 #endif