diff --git a/.changeset/giant-shirts-reflect.md b/.changeset/giant-shirts-reflect.md
new file mode 100644
index 0000000..1430c16
--- /dev/null
+++ b/.changeset/giant-shirts-reflect.md
@@ -0,0 +1,5 @@
+---
+"@total-typescript/tsconfig": major
+---
+
+Enable erasableSyntaxOnly by default
diff --git a/bundler/dom.json b/bundler/dom.json
index fdcc491..19d5b1d 100644
--- a/bundler/dom.json
+++ b/bundler/dom.json
@@ -11,6 +11,7 @@
     "verbatimModuleSyntax": true,
     /* Strictness */
     "strict": true,
+    "erasableSyntaxOnly": true,
     "noUncheckedIndexedAccess": true,
     "noImplicitOverride": true,
     /* If NOT transpiling with TypeScript: */
diff --git a/bundler/no-dom.json b/bundler/no-dom.json
index 1158b25..3ad3cc8 100644
--- a/bundler/no-dom.json
+++ b/bundler/no-dom.json
@@ -11,6 +11,7 @@
     "verbatimModuleSyntax": true,
     /* Strictness */
     "strict": true,
+    "erasableSyntaxOnly": true,
     "noUncheckedIndexedAccess": true,
     "noImplicitOverride": true,
     /* If NOT transpiling with TypeScript: */
diff --git a/tsc/dom/app.json b/tsc/dom/app.json
index 5039dd7..b46acca 100644
--- a/tsc/dom/app.json
+++ b/tsc/dom/app.json
@@ -11,6 +11,7 @@
     "verbatimModuleSyntax": true,
     /* Strictness */
     "strict": true,
+    "erasableSyntaxOnly": true,
     "noUncheckedIndexedAccess": true,
     "noImplicitOverride": true,
     /* If transpiling with TypeScript: */
diff --git a/tsc/dom/library-monorepo.json b/tsc/dom/library-monorepo.json
index 3d651db..16ce8b8 100644
--- a/tsc/dom/library-monorepo.json
+++ b/tsc/dom/library-monorepo.json
@@ -11,6 +11,7 @@
     "verbatimModuleSyntax": true,
     /* Strictness */
     "strict": true,
+    "erasableSyntaxOnly": true,
     "noUncheckedIndexedAccess": true,
     "noImplicitOverride": true,
     /* If transpiling with TypeScript: */
diff --git a/tsc/dom/library.json b/tsc/dom/library.json
index f63589a..d43061a 100644
--- a/tsc/dom/library.json
+++ b/tsc/dom/library.json
@@ -11,6 +11,7 @@
     "verbatimModuleSyntax": true,
     /* Strictness */
     "strict": true,
+    "erasableSyntaxOnly": true,
     "noUncheckedIndexedAccess": true,
     "noImplicitOverride": true,
     /* If transpiling with TypeScript: */
diff --git a/tsc/no-dom/app.json b/tsc/no-dom/app.json
index aeb8369..a3a58db 100644
--- a/tsc/no-dom/app.json
+++ b/tsc/no-dom/app.json
@@ -11,6 +11,7 @@
     "verbatimModuleSyntax": true,
     /* Strictness */
     "strict": true,
+    "erasableSyntaxOnly": true,
     "noUncheckedIndexedAccess": true,
     "noImplicitOverride": true,
     /* If transpiling with TypeScript: */
diff --git a/tsc/no-dom/library-monorepo.json b/tsc/no-dom/library-monorepo.json
index f62386a..fd0aeea 100644
--- a/tsc/no-dom/library-monorepo.json
+++ b/tsc/no-dom/library-monorepo.json
@@ -11,6 +11,7 @@
     "verbatimModuleSyntax": true,
     /* Strictness */
     "strict": true,
+    "erasableSyntaxOnly": true,
     "noUncheckedIndexedAccess": true,
     "noImplicitOverride": true,
     /* If transpiling with TypeScript: */
diff --git a/tsc/no-dom/library.json b/tsc/no-dom/library.json
index d10ca1a..6503ee8 100644
--- a/tsc/no-dom/library.json
+++ b/tsc/no-dom/library.json
@@ -11,6 +11,7 @@
     "verbatimModuleSyntax": true,
     /* Strictness */
     "strict": true,
+    "erasableSyntaxOnly": true,
     "noUncheckedIndexedAccess": true,
     "noImplicitOverride": true,
     /* If transpiling with TypeScript: */