diff --git a/base/sparse/sparsevector.jl b/base/sparse/sparsevector.jl
index 6ecc55e9fe574d..e77cef2776cd9f 100644
--- a/base/sparse/sparsevector.jl
+++ b/base/sparse/sparsevector.jl
@@ -426,8 +426,8 @@ function Base.getindex{Tv,Ti}(A::SparseMatrixCSC{Tv,Ti}, i::Integer, J::Abstract
     @inbounds for j = 1:nJ
         col = J[j]
         rowI = i
-        ptrA = colptrA[col]
-        stopA = colptrA[col+1]-1
+        ptrA = Int(colptrA[col])
+        stopA = Int(colptrA[col+1]-1)
         if ptrA <= stopA
             if rowvalA[ptrA] <= rowI
                 ptrA = searchsortedfirst(rowvalA, rowI, ptrA, stopA, Base.Order.Forward)
diff --git a/test/sparsedir/sparse.jl b/test/sparsedir/sparse.jl
index e6d4e9767e2b1d..4cfc2b248097de 100644
--- a/test/sparsedir/sparse.jl
+++ b/test/sparsedir/sparse.jl
@@ -1588,3 +1588,8 @@ end
 
 # Test temporary fix for issue #16548 in PR #16979. Brittle. Expect to remove with `\` revisions.
 @test which(\, (SparseMatrixCSC, AbstractVecOrMat)).module == Base.SparseArrays
+
+# Row indexing a SparseMatrixCSC with non-Int integer type
+let A = sparse(UInt32[1,2,3], UInt32[1,2,3], [1.0,2.0,3.0])
+    @test A[1,1:3] == A[1,:] == [1,0,0]
+end