diff --git a/Project.toml b/Project.toml
index a41f01e53..5e95d407d 100644
--- a/Project.toml
+++ b/Project.toml
@@ -83,7 +83,7 @@ SpecialFunctions = "2"
 StaticArrays = "1.1"
 SymbolicIndexingInterface = "0.3.14"
 SymbolicLimits = "0.2.0"
-SymbolicUtils = "1.4"
+SymbolicUtils = "1.7"
 julia = "1.10"
 
 [extras]
diff --git a/src/complex.jl b/src/complex.jl
index d1e7b4769..cd6c44607 100644
--- a/src/complex.jl
+++ b/src/complex.jl
@@ -21,7 +21,7 @@ symtype(a::ComplexTerm{T}) where T = Complex{T}
 istree(a::ComplexTerm) = true
 operation(a::ComplexTerm{T}) where T = Complex{T}
 arguments(a::ComplexTerm) = [a.re, a.im]
-metadata(a::ComplexTerm) = a.re.metadata
+metadata(a::ComplexTerm) = metadata(a.re)
 
 function similarterm(t::ComplexTerm, f, args, symtype; metadata=nothing)
     if f <: Complex
diff --git a/test/complex.jl b/test/complex.jl
index 47a10b9c6..1b4b7646f 100644
--- a/test/complex.jl
+++ b/test/complex.jl
@@ -34,4 +34,6 @@ end
     @test_nowarn substitute(z1, z=>1.0im)
     @test metadata(z1) == unwrap(z1.im).metadata
     @test metadata(z1) == unwrap(z1.re).metadata
+    z2 = 1.0 + z*im
+    @test isnothing(metadata(unwrap(z1.re)))
 end