diff --git a/library/include/modules/Random.h b/library/include/modules/Random.h
index 25d694ad7..38fbdd0f8 100644
--- a/library/include/modules/Random.h
+++ b/library/include/modules/Random.h
@@ -102,8 +102,8 @@ namespace Random
     };
 
 #ifndef DFHACK_RANDOM_CPP
-    extern template void MersenneRNG::unitvector<float>(float *p, int size);
-    extern template void MersenneRNG::unitvector<double>(double *p, int size);
+    extern template void DFHACK_IMPORT MersenneRNG::unitvector<float>(float *p, int size);
+    extern template void DFHACK_IMPORT MersenneRNG::unitvector<double>(double *p, int size);
 #endif
 
     /*
diff --git a/library/modules/Random.cpp b/library/modules/Random.cpp
index 5fedb74f5..f0d2054c9 100644
--- a/library/modules/Random.cpp
+++ b/library/modules/Random.cpp
@@ -146,8 +146,8 @@ void MersenneRNG::unitvector(T *p, int size)
     }
 }
 
-template void MersenneRNG::unitvector<float>(float *p, int size);
-template void MersenneRNG::unitvector<double>(double *p, int size);
+template void DFHACK_EXPORT MersenneRNG::unitvector<float>(float *p, int size);
+template void DFHACK_EXPORT MersenneRNG::unitvector<double>(double *p, int size);
 
 #include "modules/PerlinNoise.inc"