diff --git a/tests/parser/tst_parser.cpp b/tests/parser/tst_parser.cpp
index f9374583..93ca26be 100644
--- a/tests/parser/tst_parser.cpp
+++ b/tests/parser/tst_parser.cpp
@@ -157,7 +157,11 @@ struct ParserWrapper
     uint8_t *allocateMemory(size_t);
     void freeMemory();
 
+#if defined(Q_PROCESSOR_X86)
     static const size_t PageSize = 4096;
+#else
+    static inline const size_t PageSize = getpagesize();
+#endif
     static inline size_t mmapAllocation(size_t n)
     {
         // round up and add one page