diff --git a/sway-core/src/semantic_analysis/node_dependencies.rs b/sway-core/src/semantic_analysis/node_dependencies.rs
index 1b8e993e323..6a577d7caae 100644
--- a/sway-core/src/semantic_analysis/node_dependencies.rs
+++ b/sway-core/src/semantic_analysis/node_dependencies.rs
@@ -963,7 +963,7 @@ fn decl_name(engines: &Engines, decl: &Declaration) -> Option<DependentSymbol> {
                             }
                         })
                         .collect::<Vec<String>>()
-                        .join(""),
+                        .join(","),
                 )
             } else if decl.trait_name.prefixes.is_empty() {
                 impl_sym(
@@ -986,7 +986,7 @@ fn decl_name(engines: &Engines, decl: &Declaration) -> Option<DependentSymbol> {
                             }
                         })
                         .collect::<Vec<_>>()
-                        .join(""),
+                        .join(","),
                 )
             } else {
                 None
diff --git a/test/src/e2e_vm_tests/test_programs/should_pass/impl_self_dependency_order_conflict/.gitignore b/test/src/e2e_vm_tests/test_programs/should_pass/impl_self_dependency_order_conflict/.gitignore
new file mode 100644
index 00000000000..77d3844f58c
--- /dev/null
+++ b/test/src/e2e_vm_tests/test_programs/should_pass/impl_self_dependency_order_conflict/.gitignore
@@ -0,0 +1,2 @@
+out
+target
diff --git a/test/src/e2e_vm_tests/test_programs/should_pass/impl_self_dependency_order_conflict/Forc.lock b/test/src/e2e_vm_tests/test_programs/should_pass/impl_self_dependency_order_conflict/Forc.lock
new file mode 100644
index 00000000000..1693df3a853
--- /dev/null
+++ b/test/src/e2e_vm_tests/test_programs/should_pass/impl_self_dependency_order_conflict/Forc.lock
@@ -0,0 +1,13 @@
+[[package]]
+name = "core"
+source = "path+from-root-0C133FB33C94FAC1"
+
+[[package]]
+name = "impl_self_dependency_order_conflict"
+source = "member"
+dependencies = ["std"]
+
+[[package]]
+name = "std"
+source = "path+from-root-0C133FB33C94FAC1"
+dependencies = ["core"]
diff --git a/test/src/e2e_vm_tests/test_programs/should_pass/impl_self_dependency_order_conflict/Forc.toml b/test/src/e2e_vm_tests/test_programs/should_pass/impl_self_dependency_order_conflict/Forc.toml
new file mode 100644
index 00000000000..d50f5de5701
--- /dev/null
+++ b/test/src/e2e_vm_tests/test_programs/should_pass/impl_self_dependency_order_conflict/Forc.toml
@@ -0,0 +1,8 @@
+[project]
+entry = "main.sw"
+authors = ["Fuel Labs <contact@fuel.sh>"]
+license = "Apache-2.0"
+name = "impl_self_dependency_order_conflict"
+
+[dependencies]
+std = { path = "../../../reduced_std_libs/sway-lib-std-assert" }
diff --git a/test/src/e2e_vm_tests/test_programs/should_pass/impl_self_dependency_order_conflict/src/foo.sw b/test/src/e2e_vm_tests/test_programs/should_pass/impl_self_dependency_order_conflict/src/foo.sw
new file mode 100644
index 00000000000..11422a3c6a0
--- /dev/null
+++ b/test/src/e2e_vm_tests/test_programs/should_pass/impl_self_dependency_order_conflict/src/foo.sw
@@ -0,0 +1,5 @@
+library;
+
+pub fn foo() -> u32 {
+    1
+}
diff --git a/test/src/e2e_vm_tests/test_programs/should_pass/impl_self_dependency_order_conflict/src/main.sw b/test/src/e2e_vm_tests/test_programs/should_pass/impl_self_dependency_order_conflict/src/main.sw
new file mode 100644
index 00000000000..76a5d4c4a1e
--- /dev/null
+++ b/test/src/e2e_vm_tests/test_programs/should_pass/impl_self_dependency_order_conflict/src/main.sw
@@ -0,0 +1,27 @@
+library;
+
+mod foo;
+use foo::*;
+
+struct S {}
+
+impl S {   //dependency of this impl is overwritten by the next impl
+    fn a() -> u32 { foo() }
+    fn b() {}
+}
+
+impl S {   //this will overwrite the dependency for the previous impl
+    fn ab() {}
+}
+
+fn foo() -> u32 {
+  2
+}
+
+fn main() {}
+
+#[test]
+fn test() {
+  assert_eq(2, S::a());
+}
+
diff --git a/test/src/e2e_vm_tests/test_programs/should_pass/impl_self_dependency_order_conflict/test.toml b/test/src/e2e_vm_tests/test_programs/should_pass/impl_self_dependency_order_conflict/test.toml
new file mode 100644
index 00000000000..f5f5a974e08
--- /dev/null
+++ b/test/src/e2e_vm_tests/test_programs/should_pass/impl_self_dependency_order_conflict/test.toml
@@ -0,0 +1,2 @@
+category = "unit_tests_pass"
+