@@ -299,17 +299,21 @@ const replaceTildes = (comp, options) => {
 
 const replaceTilde = (comp, options) => {
   const r = options.loose ? re[t.TILDELOOSE] : re[t.TILDE]
+  // if we're including prereleases in the match, then the lower bound is
+  // -0, the lowest possible prerelease value, just like x-ranges and carets.
+  // this keeps `~1.2` equivalent to the `1.2.x` x-range it's documented as.
+  const z = options.includePrerelease ? '-0' : ''
   return comp.replace(r, (_, M, m, p, pr) => {
     debug('tilde', comp, _, M, m, p, pr)
     let ret
 
     if (isX(M)) {
       ret = ''
     } else if (isX(m)) {
-      ret = `>=${M}.0.0 <${+M + 1}.0.0-0`
+      ret = `>=${M}.0.0${z} <${+M + 1}.0.0-0`
     } else if (isX(p)) {
       // ~1.2 == >=1.2.0 <1.3.0-0
-      ret = `>=${M}.${m}.0 <${M}.${+m + 1}.0-0`
+      ret = `>=${M}.${m}.0${z} <${M}.${+m + 1}.0-0`
     } else if (pr) {
       debug('replaceTilde pr', pr)
       ret = `>=${M}.${m}.${p}-${pr
 
@@ -1,6 +1,6 @@
 {
   "name": "semver",
-  "version": "7.8.4",
+  "version": "7.8.5",
   "description": "The semantic version parser used by npm.",
   "main": "index.js",
   "scripts": {
 
@@ -138,7 +138,7 @@
         "proc-log": "^6.1.0",
         "qrcode-terminal": "^0.12.0",
         "read": "^5.0.1",
-        "semver": "^7.8.4",
+        "semver": "^7.8.5",
         "spdx-expression-parse": "^4.0.0",
         "ssri": "^13.0.1",
         "supports-color": "^10.2.2",
@@ -10298,9 +10298,9 @@
       }
     },
     "node_modules/semver": {
-      "version": "7.8.4",
-      "resolved": "https://registry.npmjs.org/semver/-/semver-7.8.4.tgz",
-      "integrity": "sha512-rUCObTnP32Q08R2uuIrt7r9PlEonuTmtuXYcW6s5kjdlj3xbnwe+21yXptAUYcMAABLkYYTtnmzb3w3EDZfueA==",
+      "version": "7.8.5",
+      "resolved": "https://registry.npmjs.org/semver/-/semver-7.8.5.tgz",
+      "integrity": "sha512-Y7/KDsb8LjooZpwaqGyulO6DQlksgCncchHGk+sZIY4SBvUocMBEFH5Ur1fI4dV+Jvl0w6cjvucaIi40puRioA==",
       "inBundle": true,
       "license": "ISC",
       "bin": {
 
@@ -106,7 +106,7 @@
     "proc-log": "^6.1.0",
     "qrcode-terminal": "^0.12.0",
     "read": "^5.0.1",
-    "semver": "^7.8.4",
+    "semver": "^7.8.5",
     "spdx-expression-parse": "^4.0.0",
     "ssri": "^13.0.1",
     "supports-color": "^10.2.2",
Original file line number	Diff line number	Diff line change
`@@ -1,6 +1,6 @@`
`1`	`1`	`{`
`2`	`2`	`"name": "semver",`
`3`		`- "version": "7.8.4",`
	`3`	`+ "version": "7.8.5",`
`4`	`4`	`"description": "The semantic version parser used by npm.",`
`5`	`5`	`"main": "index.js",`
`6`	`6`	`"scripts": {`