diff --git a/__tests__/fixtures/tailwind-output-flagged.css b/__tests__/fixtures/tailwind-output-flagged.css
index 7086d59f6..ae677221f 100644
--- a/__tests__/fixtures/tailwind-output-flagged.css
+++ b/__tests__/fixtures/tailwind-output-flagged.css
@@ -439,6 +439,7 @@ textarea {
 
 input::placeholder,
 textarea::placeholder {
+  opacity: 1;
   color: #9ca3af;
 }
 
diff --git a/__tests__/fixtures/tailwind-output-important.css b/__tests__/fixtures/tailwind-output-important.css
index 218ec055b..28462f1e4 100644
--- a/__tests__/fixtures/tailwind-output-important.css
+++ b/__tests__/fixtures/tailwind-output-important.css
@@ -439,6 +439,7 @@ textarea {
 
 input::placeholder,
 textarea::placeholder {
+  opacity: 1;
   color: #9ca3af;
 }
 
diff --git a/__tests__/fixtures/tailwind-output-no-color-opacity.css b/__tests__/fixtures/tailwind-output-no-color-opacity.css
index 395ec91d5..2cdc358a2 100644
--- a/__tests__/fixtures/tailwind-output-no-color-opacity.css
+++ b/__tests__/fixtures/tailwind-output-no-color-opacity.css
@@ -439,6 +439,7 @@ textarea {
 
 input::placeholder,
 textarea::placeholder {
+  opacity: 1;
   color: #9ca3af;
 }
 
diff --git a/__tests__/fixtures/tailwind-output.css b/__tests__/fixtures/tailwind-output.css
index 7086d59f6..ae677221f 100644
--- a/__tests__/fixtures/tailwind-output.css
+++ b/__tests__/fixtures/tailwind-output.css
@@ -439,6 +439,7 @@ textarea {
 
 input::placeholder,
 textarea::placeholder {
+  opacity: 1;
   color: #9ca3af;
 }
 
diff --git a/src/plugins/css/preflight.css b/src/plugins/css/preflight.css
index 7afaf32bd..ac74dd061 100644
--- a/src/plugins/css/preflight.css
+++ b/src/plugins/css/preflight.css
@@ -141,6 +141,7 @@ textarea {
 
 input::placeholder,
 textarea::placeholder {
+  opacity: 1;
   color: theme('colors.gray.400', #a1a1aa);
 }