diff --git a/src/decompression.jl b/src/decompression.jl
index 6702367..b938719 100644
--- a/src/decompression.jl
+++ b/src/decompression.jl
@@ -370,22 +370,6 @@ function decompress!(
     return A
 end
 
-function decompress_single_color!(
-    A::SparseMatrixCSC{R}, b::AbstractVector{R}, c::Integer, result::RowColoringResult
-) where {R<:Real}
-    @compat (; S, Sᵀ, group) = result
-    check_same_pattern(A, S)
-    rvSᵀ = rowvals(Sᵀ)
-    nzA = nonzeros(A)
-    for i in group[c]
-        for k in nzrange(Sᵀ, i)
-            j = rvSᵀ[k]
-            nzA[k] = b[j]
-        end
-    end
-    return A
-end
-
 ## StarSetColoringResult
 
 function decompress!(