diff --git a/windows/qcma.nsi b/windows/qcma.nsi
index 06a851e..dc19d40 100644
--- a/windows/qcma.nsi
+++ b/windows/qcma.nsi
@@ -116,6 +116,7 @@ section "install"
         File "win_x86_64\libgcc_s_seh-1.dll"
         File "win_x86_64\libglib-2.0-0.dll"
         File "win_x86_64\libharfbuzz-0.dll"
+        File "win_x86_64\libiconv-2.dll"
         File "win_x86_64\libintl-8.dll"
         File "win_x86_64\libjpeg-62.dll"
         File "win_x86_64\libpcre-1.dll"
@@ -157,6 +158,7 @@ section "install"
         File "win_i686\libgcc_s_sjlj-1.dll"
         File "win_i686\libglib-2.0-0.dll"
         File "win_i686\libharfbuzz-0.dll"
+        File "win_i686\libiconv-2.dll"
         File "win_i686\libintl-8.dll"
         File "win_i686\libjpeg-62.dll"
         File "win_i686\libpcre-1.dll"