diff --git a/common.mk b/common.mk
index 5c9afaa280..0f8c0ada32 100644
--- a/common.mk
+++ b/common.mk
@@ -3415,6 +3415,7 @@ compile.$(OBJEXT): {$(VPATH)}prism/ast.h
 compile.$(OBJEXT): {$(VPATH)}prism/prism.h
 compile.$(OBJEXT): {$(VPATH)}prism/version.h
 compile.$(OBJEXT): {$(VPATH)}prism_compile.c
+compile.$(OBJEXT): {$(VPATH)}prism_compile.h
 compile.$(OBJEXT): {$(VPATH)}re.h
 compile.$(OBJEXT): {$(VPATH)}regex.h
 compile.$(OBJEXT): {$(VPATH)}ruby_assert.h
@@ -8461,6 +8462,7 @@ iseq.$(OBJEXT): {$(VPATH)}oniguruma.h
 iseq.$(OBJEXT): {$(VPATH)}prism/ast.h
 iseq.$(OBJEXT): {$(VPATH)}prism/prism.h
 iseq.$(OBJEXT): {$(VPATH)}prism/version.h
+iseq.$(OBJEXT): {$(VPATH)}prism_compile.h
 iseq.$(OBJEXT): {$(VPATH)}ractor.h
 iseq.$(OBJEXT): {$(VPATH)}rjit.h
 iseq.$(OBJEXT): {$(VPATH)}ruby_assert.h
@@ -15496,6 +15498,7 @@ ruby.$(OBJEXT): {$(VPATH)}onigmo.h
 ruby.$(OBJEXT): {$(VPATH)}oniguruma.h
 ruby.$(OBJEXT): {$(VPATH)}prism/ast.h
 ruby.$(OBJEXT): {$(VPATH)}prism/version.h
+ruby.$(OBJEXT): {$(VPATH)}prism_compile.h
 ruby.$(OBJEXT): {$(VPATH)}rjit.h
 ruby.$(OBJEXT): {$(VPATH)}ruby.c
 ruby.$(OBJEXT): {$(VPATH)}ruby_assert.h
diff --git a/compile.c b/compile.c
index 94a7a87229..4b36e4ebd1 100644
--- a/compile.c
+++ b/compile.c
@@ -44,7 +44,7 @@
 #include "builtin.h"
 #include "insns.inc"
 #include "insns_info.inc"
-#include "prism/prism.h"
+#include "prism_compile.h"
 
 #undef RUBY_UNTYPED_DATA_WARNING
 #define RUBY_UNTYPED_DATA_WARNING 0
diff --git a/iseq.c b/iseq.c
index 933e5c99d4..dd8ebcd0b8 100644
--- a/iseq.c
+++ b/iseq.c
@@ -43,7 +43,7 @@
 #include "builtin.h"
 #include "insns.inc"
 #include "insns_info.inc"
-#include "prism/prism.h"
+#include "prism_compile.h"
 
 VALUE rb_cISeq;
 static VALUE iseqw_new(const rb_iseq_t *iseq);
@@ -1391,8 +1391,6 @@ iseqw_s_compile(int argc, VALUE *argv, VALUE self)
     return iseqw_new(rb_iseq_compile_with_option(src, file, path, line, opt));
 }
 
-void pm_scope_node_init(const pm_node_t *node, pm_scope_node_t *scope, pm_scope_node_t *previous, pm_parser_t *parser);
-
 static VALUE
 iseqw_s_compile_prism(int argc, VALUE *argv, VALUE self)
 {
diff --git a/prism/node.h b/prism/node.h
index 403e84e0d3..71b364046a 100644
--- a/prism/node.h
+++ b/prism/node.h
@@ -29,21 +29,4 @@ PRISM_EXPORTED_FUNCTION const char * pm_node_type_to_str(pm_node_type_t node_typ
 
 #define PM_EMPTY_NODE_LIST ((pm_node_list_t) { .nodes = NULL, .size = 0, .capacity = 0 })
 
-// ScopeNodes are helper nodes, and will never be part of the AST. We manually
-// declare them here to avoid generating them.
-typedef struct pm_scope_node {
-    pm_node_t base;
-    struct pm_scope_node *previous;
-    pm_node_t *ast_node;
-    struct pm_parameters_node *parameters;
-    pm_node_t *body;
-    pm_constant_id_list_t locals;
-    pm_parser_t *parser;
-
-    // We don't have the CRuby types ID and st_table within Prism
-    // so we use void *
-    void *constants; // ID *constants
-    void *index_lookup_table; // st_table *index_lookup_table
-} pm_scope_node_t;
-
 #endif // PRISM_NODE_H
diff --git a/prism_compile.h b/prism_compile.h
new file mode 100644
index 0000000000..dcafa85555
--- /dev/null
+++ b/prism_compile.h
@@ -0,0 +1,20 @@
+#include "prism/prism.h"
+
+// ScopeNodes are helper nodes, and will never be part of the AST. We manually
+// declare them here to avoid generating them.
+typedef struct pm_scope_node {
+    pm_node_t base;
+    struct pm_scope_node *previous;
+    pm_node_t *ast_node;
+    struct pm_parameters_node *parameters;
+    pm_node_t *body;
+    pm_constant_id_list_t locals;
+    pm_parser_t *parser;
+
+    // We don't have the CRuby types ID and st_table within Prism
+    // so we use void *
+    void *constants; // ID *constants
+    void *index_lookup_table; // st_table *index_lookup_table
+} pm_scope_node_t;
+
+void pm_scope_node_init(const pm_node_t *node, pm_scope_node_t *scope, pm_scope_node_t *previous, pm_parser_t *parser);
diff --git a/ruby.c b/ruby.c
index b4f78b3415..18ad61de80 100644
--- a/ruby.c
+++ b/ruby.c
@@ -56,7 +56,7 @@
 #include "internal/thread.h"
 #include "internal/ruby_parser.h"
 #include "internal/variable.h"
-#include "prism/prism.h"
+#include "prism_compile.h"
 #include "ruby/encoding.h"
 #include "ruby/thread.h"
 #include "ruby/util.h"