diff --git a/src/operator/ConvImpl.cpp b/src/operator/ConvImpl.cpp
index 1724d281e86a1718df39d1a86d8ebd1fb36bad97..a1914ce1816087ff9ec5529639aefbd6136c0947 100644
--- a/src/operator/ConvImpl.cpp
+++ b/src/operator/ConvImpl.cpp
@@ -348,4 +348,5 @@ Aidge::ConvImpl_cuda<DIM>::~ConvImpl_cuda() {
 
 
 // Template declarations
+template class Aidge::ConvImpl_cuda<1>;
 template class Aidge::ConvImpl_cuda<2>;