diff --git a/lld/ELF/SyntheticSections.cpp b/lld/ELF/SyntheticSections.cpp
--- a/lld/ELF/SyntheticSections.cpp
+++ b/lld/ELF/SyntheticSections.cpp
@@ -1317,6 +1317,8 @@
     dtFlags1 |= DF_1_NODELETE;
   if (config->zNodlopen)
     dtFlags1 |= DF_1_NOOPEN;
+  if (config->pie)
+    dtFlags1 |= DF_1_PIE;
   if (config->zNow) {
     dtFlags |= DF_BIND_NOW;
     dtFlags1 |= DF_1_NOW;
diff --git a/lld/test/ELF/pie.s b/lld/test/ELF/pie.s
--- a/lld/test/ELF/pie.s
+++ b/lld/test/ELF/pie.s
@@ -8,11 +8,11 @@
 
 ## Check -pie.
 # RUN: ld.lld -pie %t1.o -o %t
-# RUN: llvm-readobj --file-headers --sections -l --symbols -r %t | FileCheck %s
+# RUN: llvm-readobj --file-headers --sections -l -d --symbols -r %t | FileCheck %s
 
 ## Test --pic-executable alias
 # RUN: ld.lld --pic-executable %t1.o -o %t
-# RUN: llvm-readobj --file-headers --sections -l --symbols -r %t | FileCheck %s
+# RUN: llvm-readobj --file-headers --sections -l -d --symbols -r %t | FileCheck %s
 
 # CHECK:      ElfHeader {
 # CHECK-NEXT:  Ident {
@@ -47,6 +47,9 @@
 
 # CHECK:         Type: PT_DYNAMIC
 
+# CHECK:      DynamicSection [
+# CHECK:        0x000000006FFFFFFB FLAGS_1 PIE
+
 ## Check -nopie
 # RUN: ld.lld -no-pie %t1.o -o %t2
 # RUN: llvm-readobj --file-headers -r %t2 | FileCheck %s --check-prefix=NOPIE