diff --git a/include/zipr_mem_space.h b/include/zipr_mem_space.h
index 118621768ed269189fbbe3ea15068444673ba7e2..d29501903558c1a617f38dce4ef3d4ef8003fe68 100644
--- a/include/zipr_mem_space.h
+++ b/include/zipr_mem_space.h
@@ -38,7 +38,7 @@ class ZiprMemorySpace_t : public MemorySpace_t
 {
 	public:
 		ZiprMemorySpace_t(ZiprOptions_t *opts) :
-			m_opts(opts)
+			m_opts(opts), max_plopped(0), min_plopped(-1)
 		{ 
 		}