diff --git a/extent.cpp b/extent.cpp
index 58a31280..4d28df38 100644
--- a/extent.cpp
+++ b/extent.cpp
@@ -168,6 +168,7 @@ namespace util {
     INSTANTIATE_S_T(2,T)    \
     INSTANTIATE_S_T(3,T)
 
+    INSTANTIATE(uint16_t)
     INSTANTIATE(uint32_t)
     INSTANTIATE(uint64_t)
     INSTANTIATE(float)
diff --git a/point.cpp b/point.cpp
index e2630171..61b96898 100644
--- a/point.cpp
+++ b/point.cpp
@@ -92,6 +92,8 @@ INSTANTIATE_S_T(3,T)    \
 INSTANTIATE_S_T(4,T)
 
 
+INSTANTIATE(int16_t)
+INSTANTIATE(uint16_t)
 INSTANTIATE(int32_t)
 INSTANTIATE(uint32_t)
 INSTANTIATE(int64_t)
diff --git a/region.cpp b/region.cpp
index aecabd4f..7c7cddd9 100644
--- a/region.cpp
+++ b/region.cpp
@@ -395,6 +395,7 @@ namespace debug { template struct debug::validator<util::region,S,T>; }
 INSTANTIATE_S_T(2,T)    \
 INSTANTIATE_S_T(3,T)
 
+INSTANTIATE(uint16_t)
 INSTANTIATE(uint32_t)
 INSTANTIATE(uint64_t)
 INSTANTIATE(float)